- DARPA wants aircraft that can maneuver with a radically different methodby Kelsey D. Atherton on January 30, 2023 at 12:00 pm
The program is called Control of Revolutionary Aircraft with Novel Effectors, or CRANE. DARPAThe Pentagon's R&D wing is taking the next steps towards developing airplanes that don't use traditional control surfaces like ailerons. The post DARPA wants aircraft that can maneuver with a radically different method appeared first on Popular Science.
- New Apps Aim to Douse the Social Media Dumpster Fireby Kenna Hughes-Castleberry on January 30, 2023 at 11:45 am
Social media makes us miserable, but can “positive apps,” such as Gas and BeReal, make a difference?
- What is a squall?on January 30, 2023 at 11:00 am
There are different types of squalls, including a sudden windy cold front and a short-term burst of heavy snow and wind.
- A method to change the mechanical and transport properties of conductive polymerson January 30, 2023 at 10:50 am
Conductive polymers, synthetic substances with large molecules that can conduct electricity, can have a broad range of valuable applications. For instance, they have been used to create sensors, light-emitting diodes, photovoltaics and various other devices.
- How big is the largest possible earthquake?on January 30, 2023 at 10:00 am
The amount of energy released in an earthquake is controlled by how much of the crust breaks. The good news is, we're not likely to see a magnitude 10.
- Columbia disaster that scuttled the space shuttleon January 30, 2023 at 9:21 am
America may now be aiming to put astronauts back on the Moon, but for years the United States turned its back on manned missions after the Columbia space shuttle disaster.
- Dutch flood memories unleash new climate fearson January 30, 2023 at 9:10 am
Seventy years after the worst natural disaster to strike the Netherlands, Chiem de Vos, seven at the time, still hears his neighbour's desperate cries of "My children are drowning!" ringing in his ears.
- New mathematical model shows how the body regulates potassiumon January 30, 2023 at 9:00 am
Having levels of potassium that are too high or too low can be fatal. A new mathematical model sheds light on the often mysterious ways the body regulates this important electrolyte.
- UK's Overseas Territories at ongoing risk from wide range of invasive specieson January 30, 2023 at 8:59 am
A new study has for the first time predicted which invasive species could pose a future threat to the UK's ecologically unique Overseas Territories.
- The racist history behind using biology in criminologyby Michael Schulson/Undark on January 30, 2023 at 2:00 am
Reporters and protesters surround psychology professor J. Philippe Rushton at the University of Western Ontario after a lecture in 1991. Biosocial criminologists have drawn on Rushton’s blatantly racist work for years. Victor Aziz/Toronto Star via Getty ImagesUsing biology to understand criminal behavior has long been controversial. Top criminology programs are pursuing it anyway. The post The racist history behind using biology in criminology appeared first on Popular Science.
- Puerto Rico's southern region fights for cleaner air, wateron January 29, 2023 at 7:52 pm
Shuttered windows are a permanent fixture in Salinas, an industrial town on Puerto Rico's southeast coast that is considered one of the U.S. territory's most contaminated regions.
- Save up to $1,100 on a huge TV before the Super Bowlby Stan Horaczek on January 29, 2023 at 4:30 pm
Stan HoraczekThe sale covers everything from basic sets to high-end OLEDs. The post Save up to $1,100 on a huge TV before the Super Bowl appeared first on Popular Science.
- Rapid development is main threat to big carnivores: Studyon January 29, 2023 at 2:30 pm
Declines in populations of big carnivores like lions, tigers and wolves may be driven more by rapid human economic development than habitat loss or climate change, according to a new study Tuesday.
- How three dust specks reveal an asteroid's secretson January 29, 2023 at 2:20 pm
The specks are tiny. No, really tiny. Smaller than the diameter of a hair. But they hold billions of years of history that reveal some of the secrets of asteroids.
- Mix and master like a pro with a lifetime subscription to this AI-based vocal removerby Stack Commerce on January 29, 2023 at 2:00 pm
Stack CommerceThe ultimate tool for composers and music arrangers is now $29.99. The post Mix and master like a pro with a lifetime subscription to this AI-based vocal remover appeared first on Popular Science.
- Science News Briefs from around the World: February 2023by Daniel Leonard on January 29, 2023 at 2:00 pm
Sharks wielding research cameras in the Bahamas, Mexico’s spider monkey diplomacy, a carbon “time bomb” in the Republic of Congo, and much more in this month’s Quick Hits
- What to know before you go on your first multi-day hikeby Alisha McDarris on January 29, 2023 at 2:00 pm
Planning is the most important thing to do before you set out on your new adventure. lucas Favre / UnsplashSleeping under the starts requires some prepping. The post What to know before you go on your first multi-day hike appeared first on Popular Science.
- Authorities raise alert level around Lascar volcano in northern Chileon January 29, 2023 at 12:14 pm
Authorities in Chile on Saturday raised the alert level and limited access to the area around the Lascar volcano, after an increase in seismic activity raised fears of a possible eruption.
- 'Drought' has New Yorkers asking: 'Where's the snow?'on January 29, 2023 at 12:14 pm
The idea of New York in wintertime conjures up images of Manhattan's Times Square and Central Park shrouded in snow. Not this year.
- The universe is slightly hotter than it should be. 'Dark photons' could be to blame.by pmsutter@gmail.com (Paul Sutter) on January 29, 2023 at 12:00 pm
Intergalactic gas clouds are slightly hotter than they should be, new research claims, and theoretical particles called 'dark photons' could explain it.
- Do elephants really 'never forget'?on January 29, 2023 at 10:00 am
Elephants are known for their extraordinary memories, but is it true that they never forget?
- What the ‘B’ label on your favorite drinks and snacks meansby Megan Zhang / Saveur on January 29, 2023 at 12:00 am
Consumers are looking to support purpose-driven brands demonstrating values aligned with their own—and will take their business elsewhere if there is a mismatch. DepositPhotosMore food companies and restaurants are being certified than ever. The post What the ‘B’ label on your favorite drinks and snacks means appeared first on Popular Science.
- Experiment with spice by making this homemade hot sauceby Jack Izzo on January 28, 2023 at 5:00 pm
Hot peppers are, of course, the key ingredient. Thomas M. Evans / UnsplashIf you like hot sauce, you'll love how easy it is to make. The post Experiment with spice by making this homemade hot sauce appeared first on Popular Science.
- Death, Sex and Aliens: A Surprising History of Slimeby Amy Brady on January 28, 2023 at 2:00 pm
Sublime slime, sprawling light pollution, harnessing the bioelectricity in our body, and more books out this month
- Who invented the toilet?on January 28, 2023 at 10:00 am
Did Thomas Crapper actually create your commode?
- Camera captures night sky spiral after SpaceX rocket launchon January 28, 2023 at 7:26 am
A camera atop Hawaii's tallest mountain has captured what looks like a spiral swirling through the night sky.
- A new way to identify stresses in complex fluidson January 27, 2023 at 8:36 pm
Fluid dynamics researchers use many techniques to study turbulent flows like ocean currents, or the swirling atmosphere of other planets. Arezoo Adrekani's team has discovered that a mathematical construct used in these fields provides valuable information about stress in complex flow geometries.
- ChatGPT: Study shows AI can produce academic papers good enough for journals—just as some ban iton January 27, 2023 at 7:47 pm
Some of the world's biggest academic journal publishers have banned or curbed their authors from using the advanced chatbot, ChatGPT. Because the bot uses information from the internet to produce highly readable answers to questions, the publishers are worried that inaccurate or plagiarized work could enter the pages of academic literature.
- First observation of de Broglie-Mackinnon wave packets achieved by exploiting loophole in 1980s theoremon January 27, 2023 at 7:46 pm
University of Central Florida College of Optics and Photonics researchers achieved the first observation of de Broglie-Mackinnon wave packets by exploiting a loophole in a 1980s-era laser physics theorem.
- One Third of the Amazon Has Been Degraded by Human Activitiesby Chelsea Harvey, E&E News on January 27, 2023 at 7:00 pm
A pair of studies raise concerns that the Amazon rainforest may be approaching a point of no return
- European farms mix things up to guard against food-supply shockson January 27, 2023 at 6:38 pm
Greater diversification could help agriculture withstand climate, economic and geopolitical crises.
- Growing borrowing costs offset easing inflation, finds consumer surveyon January 27, 2023 at 6:37 pm
Consumer sentiment lifted for the second straight month in January, rising 9% above December but remaining about 3% below a year ago, according to the University of Michigan Surveys of Consumers.
- UV lamps used for disinfection may impair indoor air qualityon January 27, 2023 at 6:37 pm
Using ultraviolet germicidal radiation (UVGI) to disinfect indoor spaces is a demonstrably effective way of deactivating various pathogens (including the SARS-CoV-2 coronavirus). It deactivates bacteria and viruses by exposing them to high-energy UV radiation through the use of UV lamps.
- Newly-named species of tree-dwelling snakes threatened by miningon January 27, 2023 at 6:36 pm
Five new tree-dwelling snake species were discovered in the jungles of Ecuador, Colombia, and Panama. Conservationists Leonardo DiCaprio, Brian Sheth, Re:wild, and Nature and Culture International chose the names for three of them in honor of loved ones while raising awareness about the issue of rainforest destruction at the hands of open-pit mining operations. The research was conducted by Ecuadorian biologist Alejandro Arteaga and Panamanian biologist Abel Batista.
- Instrument on JWST has gone offlineon January 27, 2023 at 6:32 pm
The JWST is having a problem. One of its instruments, the Near Infrared Imager and Slitless Spectrograph (NIRISS), has gone offline. The NIRISS performs spectroscopy on exoplanet atmospheres, among other things.
- Volcano-like rupture could have caused magnetar slowdownon January 27, 2023 at 6:28 pm
On Oct. 5, 2020, the rapidly rotating corpse of a long-dead star about 30,000 light years from Earth changed speeds. In a cosmic instant, its spinning slowed. And a few days later, it abruptly started emitting radio waves.
- Sea spiders can regrow their anuses, scientists discoveron January 27, 2023 at 6:27 pm
In a new study, some juvenile sea spiders were able to regrow amputated body parts, which was previously assumed to be impossible in these marine arthropods.
- Environmentalists to file lawsuit over Illinois' Bell Bowl Prairie, home to the endangered rusty patched bumblebeeon January 27, 2023 at 6:26 pm
The fight to preserve Bell Bowl Prairie in Rockford, Illinois, where federally endangered rusty patched bumblebees have been found, ramped up this week, with environmentalists saying they intend to return to federal court.
- An AI bot passed this Wharton professor's exam. Here's why he's not concernedon January 27, 2023 at 6:26 pm
Wharton professor Christian Terwiesch was sitting with his grown children around the dinner table when the subject of artificial intelligence came up. Both of his kids had been experimenting with the nascent technology in their respective fields: "one of them is interested in design...and the other one is interested in computer science."
- Looking back at the Tonga eruptionon January 27, 2023 at 6:13 pm
A new analysis of seismic data recorded after the massively violent eruption of the underwater volcano Hunga Tonga-Hunga Ha'apai, on January 15, 2022, has revealed new and useful information on the sequence of events. Kotaro Tarumi and Kazunori Yoshizawa at Hokkaido University discuss their methods and findings in an article in Earth and Planetary Science Letters.
- Movements in proteins reveal information about antibiotic resistance spreadingon January 27, 2023 at 5:57 pm
Researchers at Umeå University have discovered how a certain type of protein moves for DNA to be copied. The discovery could have implications for understanding how antibiotic resistance genes spread between bacteria.
- Hubble views bright variable star V 372 Orionis and a smaller companion staron January 27, 2023 at 5:54 pm
The bright variable star V 372 Orionis takes center stage in this image from the NASA/ESA Hubble Space Telescope, which has also captured a smaller companion star in the upper left of this image. Both stars lie in the Orion Nebula, a colossal region of star formation roughly 1,450 light-years from Earth.
- Research reveals how redlining grades influenced later life expectancyon January 27, 2023 at 5:52 pm
Research from Washington University in St. Louis exposes the deadly legacy of redlining, the 1930s-era New Deal practice that graded neighborhoods by financial risk and solidified the notion that an area's property value was proportional to its racial composition.
- Flying saucers to mind control: 24 declassified military & CIA secretson January 27, 2023 at 5:48 pm
From programs to build supersonic flying saucers to atomic bombs, here are the most fascinating declassified military and CIA secrets.
- Perseverance takes a selfie to show off some of its sampleson January 27, 2023 at 5:48 pm
One of the main jobs for the Perseverance Mars rover past few weeks has been collecting carefully selected samples of Mars rock and soil. These samples have been placed and sealed in special sample tubes and left in well-identified places so that a future sample return mission can collect them and bring the Martian samples back to Earth.
- Four possible consequences of El Niño returning in 2023on January 27, 2023 at 5:37 pm
Every two to seven years, the equatorial Pacific Ocean gets up to 3°C warmer (what we know as an El Niño event) or colder (La Niña) than usual, triggering a cascade of effects felt around the world. This cycle is called the El Niño Southern Oscillation (ENSO) because every El Niño is naturally followed by a La Niña and vice versa, with some months of neutral conditions in between events. The change in sea surface temperature associated with ENSO events might seem marginal, but it is more […]
- It'll take 150 years to map Africa's biodiversity at the current rate, say researcherson January 27, 2023 at 5:31 pm
The African continent is bursting with biodiversity. In a 2016 report, the United Nations Environment Program wrote: "Africa's biomes extend from mangroves to deserts, from Mediterranean to tropical forests, from temperate to sub-tropical and montane grasslands and savannas, and even to ice-capped mountains."
- Rise and fall of the Teutonic Knights in All About History 126by jonathan.gordon@futurenet.com (Jonathan Gordon) on January 27, 2023 at 5:30 pm
Inside All About History 126: Discover why the Teutonic Knights brought their holy war back to Europe and how they became a major medieval power.
- Large number of animal skulls found in Neanderthal caveon January 27, 2023 at 5:30 pm
A team of researchers affiliated with a host of institutions across Spain, working with one colleague from Portugal and another from Austria, has discovered a large number of animal skulls placed by Neanderthals in Spanish cave more than 40,000 years ago.
- The 20 largest recorded earthquakes in historyon January 27, 2023 at 5:16 pm
A handful of regions around the world regularly unleash terrifyingly large earthquakes. Here are the 20 largest earthquakes on record.