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New Class of Pulsating Stars Discovered 2019-08-06 08:43:27An international team of astronomers from the United States, Germany and Israel has discovered a new class of pulsators that vary in brightness every

Social Contact Earlier in Life Could Play Role 2019-08-06 07:29:22A new study, published in the journal PLoS Medicine, suggests that more frequent social contact during early and midlife may build cognitive reserve,

Scientists Create Global Map of Labor Flow 2019-08-05 13:44:38A team of scientists from Indiana University and the professional network LinkedIn has created the first global map of labor flow. “Our result r

Ultramassive Black Hole Found in Elliptical Galaxy Holmberg 2019-08-05 11:42:51Astronomers using ESO’s Very Large Telescope (VLT) have discovered an enormous black hole at the center of Holmberg 15A, a supergiant elliptical

Study: Dinosaur Feathers Evolved for Sexual Display 2019-08-05 10:37:52New research, published recently in the journal Evolution, shows that some dinosaurs may have taken flight thanks to sex appeal. Modern bird feathers

Hubble Watches Graceful Dance of Interacting Galaxies: UGC 2019-08-05 08:06:15The NASA/ESA Hubble Space Telescope has captured a striking view of UGC 2369, a pair of interacting galaxies. Also known as KPG 82 and Z 0251.2+1446,

Scientists Create Artificial Cells Capable of Sensing and 2019-08-05 04:00:26A team of researchers at Imperial College London, UK, has created micromachines that sense and respond to external chemical signals through activation

Astronomers Discover Milky Way’s Most Iron-Poor Star 2019-08-02 13:46:36SMSS J160540.18-144323.1, an ultra-metal-poor red giant star located in the halo of the Milky Way, on the other side of the Galaxy about 35,000 light-

Researchers Discover Eleven New Species of Rain Frogs 2019-08-02 12:06:27Nadia Paez, a PhD student at the University of British Columbia, and Pontifical Catholic University’s Professor Santiago Ron have discovered ele

Astronomers Create New 3D Map of Milky Way 2019-08-02 10:23:31By measuring the distance from the Sun to thousands of classical Cepheid stars and the associated young stellar populations scattered across the Milky

Smoke from African Fires is Fertilizing Amazon Rainforest, 2019-08-02 07:52:27Smoke from fires in southern Africa is the largest contributor of phosphorus — an important agricultural fertilizer — to the Amazon rainfo

Metal-Rich Gas Seen Streaming from Hot Jupiter WASP-121b 2019-08-01 14:31:28WASP-121b is about two times bigger than Jupiter and 1.2 times more massive. Discovered in 2016, the planet is located 881 light-years away in the con

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Long-Term Radiation Exposure From Space Travel Harms Memory, 2019-08-05 13:30:45Astronauts traveling to Mars will get hit with long-term, low-dosage radiation. A new study in mice suggests the radiation could cause lasting memory

A Burned City, and a New View of 2019-08-05 13:30:11A digital reconstruction of two inscribed stones from the cities of Witzna and Naranja, one of which contains a phrase indicating that Witzna was burn

50 Million Years Needed for New Zealand's Bird 2019-08-05 12:00:28New Zealand's kiwi birds, a national symbol, are endangered. And scientists say the rest of the island's bird populations have also been hard hit by

"Clock-like" Neurons Discovered At Last? 2019-08-04 04:55:23The brain is buzzing with gamma oscillations - cycles of neuronal activity with a frequency (around 40-60 Hz) higher than that of other major brain wa

NASA Rocket Launch Will Aid Search For Signs 2019-08-02 17:23:57To understand what life-signs astronomers read from a planet, they must first understand the planet’s star. (Credit: NASA/GSFC/C. Meaney/B. Monr

After You Die, These Genes Come to Life 2019-08-02 10:42:51(Credit: Immersion Images/Shutterstock) From the time we see Bambi’s mom bite the dust, we all know what death is. At least, we think we do.

10 billion tons of meltwater poured off Greenland 2019-08-01 22:45:56Comparison of satellite images of the western edge of the Greenland Ice Sheet about 250 miles across, one acquired in 2018 on July 30, and the other o

Saving Endangered Species (Or At Least Their Tissues) 2019-08-01 17:00:34(Credit: Courtesy of San Diego Zoo) (Inside Science) -- In 1975, medical doctor Kurt Benirschke founded the Center for the Reproduction of Endanger

The Best Way to Counteract Obesity Genes? Jogging 2019-08-01 16:30:01A new study of obesity genes and different kinds of exercise finds that jogging is the best way to counteract weight gain. (Credit: By Giuseppe Elio C

How a Contagious Dog Cancer Spread Around the 2019-08-01 16:26:35A type of tumor that can pass between dogs is showing researchers how cancer cells evolve. (Credit: Jess Wealleans/Shutterstock) Thousands of years

Hubble Spots a Football-Shaped Planet Leaking Heavy Metals 2019-08-01 15:30:45WASP-121b is so hot that the planet has puffed up beyond its ability to hold onto its own atmosphere, and is instead streaming it away as it flies aro

Turtle Embryos Choose Their Sex Before Birth 2019-08-01 13:00:28Turtles, tortoises (shown here) and other reptiles change sex inside their eggs depending on the outside temperature. That trait has scientists worrie

NYT > Science

Wild Pups Romp Again in an African Paradise 2019-08-06 06:13:20Wild dogs have returned to the famed Gorongosa National Park in Mozambique. The first puppy litters were not far behind.

Burning of Mayan City Said to Be Act 2019-08-06 05:30:47By linking an ancient text, environmental analysis and ruins, archaeologists have documented a brutal attack.

How Hot Was July? Hotter Than Ever, Global 2019-08-06 03:33:29European climate researchers said Monday that last month was the hottest month ever recorded, slightly eclipsing the previous record-holder, July 2016

These Medical Devices Are Inserted Into 500,000 Patients 2019-08-06 02:30:05Duodenoscopes have sickened hundreds of patients in hospital outbreaks. Now some experts are demanding the devices be redesigned or taken off the mark

Deadly Germ Research Is Shut Down at Army 2019-08-06 01:47:08Problems with disposal of dangerous materials led the government to suspend research at the military’s leading biodefense center.

And Now, a Bicycle Built for None 2019-08-06 01:20:32It’s not the first self-driving bike. But equipped with an A.I. chip, it may be the nearest to thinking for itself.

What Drives People to Mass Shootings? 2019-08-06 01:08:52There may be as many explanations as there are killers. But over the decades, scientists have seen some patterns emerge.

A Brain Scan May Predict Alzheimer’s. Should You 2019-08-06 01:00:17One expert warns of “unintended downsides,” including overuse of only modestly effective medications.

Seeking a Culprit When Bumblebee Carcasses Pile Up 2019-08-06 00:59:54Blame the linden trees? Maybe pesticides left by humans? Or is nature just cruel sometimes?

LightSail-2 Mission Shows Solar Sailing’s Potential for Spaceflight 2019-08-06 00:57:21The spacecraft’s controllers on Earth succeeded in steering the spacecraft, demonstrating that mylar sails could be used for propulsion.

States Clash With Cities Over Potential Opioids Settlement 2019-08-06 00:49:01As lawyers for cities and counties push a plan for a nationwide settlement of opioid lawsuits, states push back, saying they should lead the way.

Algae Bloom Fouls N.J.’s Largest Lake, Indicating Broader 2019-08-05 19:23:52Lake Hopatcong, normally buzzing with swimmers and water skiers, is filled with cyanobacteria in quantities never before recorded.

Science | Popular Science

In some heatwaves, fans do more harm than 2019-08-05 22:00:00Whether you should turn on your fan during a heat wave might depend more on the humidity than on the temperature.

When to start worrying that a dog bite 2019-08-05 19:35:38Most dogs don't bite, and most dog bites aren't serious—but in some cases, even a lick can be incredibly dangerous.

$30 off V-MODA running headphones and other good 2019-08-05 19:30:15PopSci is always on the lookout for today's best deals. Our lists will be updated throughout the day, so check back to see if stumbled upon any aweso

A few unusual ideas for cleaning up cars, 2019-08-05 18:30:00As the world copes with climate change, the shipping industry — indeed, the entire world transportation sector — must find ways to wean it

The 5 best email apps to rescue your 2019-08-05 18:02:03We can probably all agree that email is broken. The convenience and simplicity of being able to write to someone anytime, anywhere, has led to an aval

Texas-sized plasma ‘cannonballs’ could help solve one of 2019-08-05 15:14:40Solar researchers may have observed a new weapon in our nearest star’s arsenal: Texas-sized balls of heat and light.

The complete guide to building a rooftop garden 2019-08-04 13:30:00Before man was, gardening waited for him. The ultimate trade awaiting its ultimate practitioner. Ok fine, Cormac McCarthy was actually talking about w

Survival cooking: how to cook with sticks 2019-08-03 16:09:44Most outdoor enthusiasts have at least cooked a marshmallow or a hot dog on a stick, but why stop there? If you take the time to learn these primitive

Tricks to avoid eating leftovers that will make 2019-08-02 22:45:28You should always assume that any food may have a pathogen in it.

Marijuana during pregnancy might be as dangerous as 2019-08-02 21:11:56The number of pregnant people using cannabis is on the rise, and scientists are scrambling to understand the possible ramifications.

We don’t know what a happy chicken looks 2019-08-02 18:50:25We know we need to improve the living conditions of the chickens we eat—but first we have to learn how to read their minds.

Rising high in 19th-century Chicago required nerves of 2019-08-02 17:49:00The Builders takes you behind the construction tape to reveal the individuals responsible for history’s greatest architectural works. Here is th

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With nowhere to hide from rising seas, Boston 2019-08-06 06:00:13Boston has armed itself with a science-driven master plan to protect itself from increasingly inevitable storm surges and rising seas.

How the 5 riskiest U.S. cities for coastal 2019-08-06 06:00:13The five U.S. cities most at risk of coastal flooding from rising sea levels are in various stages of preparedness.

Ancient Maya warfare flared up surprisingly early 2019-08-05 11:00:18Extreme conflicts broke out well before the decline of the Maya civilization, researchers say.

A new map is the best view yet 2019-08-05 08:00:10Stitching together data from several satellite missions allowed scientists to create the most comprehensive map of Antarctic ice flow ever.

Decades of dumping acid suggest acid rain may 2019-08-05 06:00:26Acidified soil loses calcium, which can affect trees’ ability to hang on to water.

Satellites are transforming how archaeologists study the past 2019-08-04 08:00:18In ‘Archaeology from Space,’ Sarah Parcak takes readers on a lively tour of the past, and archaeology of the 21st century.

The Arctic is burning and Greenland is melting, 2019-08-02 15:52:55A heat wave is melting Greenland’s ice and fueling blazes across the Arctic that are pumping record amounts of carbon dioxide into the air.

Hospitalizations highlight potential dangers of e-cigs to teens’ 2019-08-02 15:09:55E-cigarette use can harm the lungs, and eight Wisconsin teens who developed severe lung injuries after vaping may be the latest victims.

Public trust that scientists work for the good 2019-08-02 10:45:47More Americans trust the motives of scientists than of journalists or politicians.

Stars may keep spinning fast, long into old 2019-08-02 06:00:16NASA’s TESS telescope has spotted an old star that spins too fast for theory to explain, suggesting that stars may have a magnetic midlife crisi

A 3-D map of stars reveals the Milky 2019-08-01 14:00:19Our galaxy flaunts its curves in a chart of thousands of stars called Cepheids.

There’s more to pufferfish than that goofy spiked 2019-08-01 12:07:35Three odd things about pufferfishes: how they mate, how they bite and what’s up with no fish scales?

Latest Science News --

Nanosecond pulsed electric fields activate immune cells 2019-08-07 09:24:09Nanosecond pulsed electric fields are strong electrical pulses over a very short period of time (nanoseconds) that results in high electrical power. T

Outbursts of hot wind detected close to black 2019-08-07 09:24:05Astrophysicists have detected a very hot, dense outflowing wind close to a black hole at least 25,000 light-years from Earth.

Human activity likely affects giraffe's social networks 2019-08-07 09:23:59Researchers examined information on two adjacent giraffe populations in Kenya to determine whether human activities and high predation affect their so

Staring at seagulls could save your chips 2019-08-07 09:23:57Staring at seagulls makes them less likely to steal your food, new research shows.

Tiny biodegradable circuits for releasing painkillers inside the 2019-08-07 09:23:53Researchers have developed biodegradable microresonators that can be heated locally with a wireless system. Doctors could soon be using them in implan

Substituting poultry for red meat may reduce breast 2019-08-07 09:23:52Results from a new study suggest that red meat consumption may increase the risk of breast cancer, whereas poultry consumption may be protective again

Marijuana legalization reduces opioid deaths 2019-08-07 09:23:50A new study finds that marijuana access leads to reductions in opioid-related deaths.

Cannabis' effects on brain neurochemistry 2019-08-07 09:23:48A new study provides the first evidence of a blunted response to stress-induced dopamine signaling in the brain's prefrontal cortex in individuals at

Characteristics of older adults with moderately severe dementia 2019-08-07 09:23:44A study has found that many characteristics among older adults with moderately severe dementia differ depending on whether they live at home or in res

The surprising merit of giant clam feces 2019-08-07 09:23:40Young giant clams get necessary symbiotic algae from the feces of their parents, updating the age-old adage: one clam's trash is another clam's trea

Astronomers reveal true colors of evolving galactic beasts 2019-08-07 09:23:39Astronomers have identified a rare moment in the life of some of the universe's most energetic objects.

Cooperation with high status individuals may increase one's 2019-08-07 09:23:37While other animals tend to gain status through aggression, humans are typically averse to allowing such dominant individuals to achieve high status.

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