Science

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 2018-12-17 14:36 

Phys.org

Pedestrians keep a 75 cm comfort zone to prevent collisions...

Pedestrians are constantly avoiding collisions with oncoming people. Meters in advance they unconsciously change their walkway to pass each other. Physicists at Eindhoven University of Technology in collaboration with American and Italian researchers anal...

 2018-12-17 14:30 

Phys.org

Sub-picosecond photon-efficient imaging using single-photon sensors...

Single-photon avalanche diodes (SPADs) are promising detector technologies that may be used to achieve active 3D imaging systems with fast acquisition, high timing accuracy and high detection sensitivity. Such systems have broad applications in the domain...

 2018-12-17 14:11 

Phys.org

Atmospheric aerosol formation from biogenic vapors is strongly affected by air pollutants...

According to a recent study published in the journal Science Advances, air pollution not only affects air quality, but it also changes the pathways along which new particles are formed in the atmosphere....

 2018-12-17 14:10 

Phys.org

Does saving energy save the climate?...

To stop climate change, saving energy matters less than switching to renewable energy. Indeed, says Anthony Patt, it isn't clear whether saving energy makes much of a difference at all....

 2018-12-17 14:09 

NBC News

Before 'one small step': How Apollo 8 became our first true moon shot...

The historic flight launched 50 years ago this week....

 2018-12-17 14:01 

TreeHugger

Ice Watch is Olafur Eliasson's visual reminder of climate change...

"Come touch the Greenland ice sheet and be touched by it."...

 2018-12-17 13:45 

New Scientist

Stunning fossils show pterosaurs had primitive feathers like dinosaurs...

When dinosaurs ruled the land, pterosaurs occupied the skies. Now we know they had feathers, suggesting plumage has a much deeper history than we had thought...

 2018-12-17 13:40 

TreeHugger

First lab-grown steak is served up in Israel...

This announcement by Aleph Farms is an important milestone in the world of cellular meat production....

 2018-12-17 13:37 

RedOrbit

5 Weeks Pregnant Symptoms What to Expect...

The vast majority of future moms discover they're pregnant at around the fifth week. The most common sign of things to come is missing one's period. By the fifth week, hCG hormone levels are high enough to be detected by a home pregnancy test kit....

 2018-12-17 13:36 

ScienceNews.org

Top 10 stories of 2018: Climate change, gene-edited babies, hidden craters and more...

2018 was a year all about impact — on the planet, on solving crimes, on mosquito populations, on reversing paralysis, and more....

 2018-12-17 13:36 

ScienceNews.org

Half a degree stole the climate spotlight in 2018...

Climate attribution studies and new data on global warming targets put climate change in the spotlight this year....

 2018-12-17 13:34 

ScienceNews.org

News of the first gene-edited babies ignited a firestorm...

A researcher in China announced he created two babies using CRISPR. Many scientists questioned the study's ethics and medical necessity....

 2018-12-17 13:32 

ScienceNews.org

Crime solvers embraced genetic genealogy...

DNA searches of a public genealogy database are closing cases and opening privacy concerns....

 2018-12-17 13:29 

ScienceNews.org

Neutrino discovery launched a new type of astronomy...

Particles associated with a blazar kick-start the field of neutrino astronomy....

 2018-12-17 13:27 

ScienceNews.org

Greenland crater renewed the debate over an ancient climate mystery...

Scientists disagree on what a possible crater found under Greenland's ice means for the Younger Dryas impact hypothesis....

 2018-12-17 13:26 

ScienceNews.org

Humans wiped out mosquitoes (in one small lab test)...

An early lab test of exterminating a much-hated mosquito raises hopes, but is it really such a great idea?...

 2018-12-17 13:24 

ScienceNews.org

Drinking studies muddied the waters around the safety of alcohol use...

Studies claiming that alcohol in even small amounts is dangerous weren't designed to address risks of moderate drinking....

 2018-12-17 13:21 

ScienceNews.org

A buried lake on Mars excited and baffled scientists...

Planetary scientists are still trying to explain how a lake could have formed beneath a kilometer and a half of Martian ice....

 2018-12-17 13:19 

ScienceNews.org

Zapping the spinal cord helped paralyzed people learn to move again...

A handful of people paralyzed from spinal cord injuries have learned to walk again....

 2018-12-17 13:18 

ScienceDaily.com

Average outpatient visit in US approaching $500...

The average outpatient visit in the United States costs nearly $500, according to a new scientific study. In addition, the average inpatient stay had a price tag in 2016 of more than $22,000. Both of these dollar amounts underscore a common understanding ...

 2018-12-17 13:18 

ScienceDaily.com

Warmer winters threaten UK blackcurrant farming...

Warmer winters may not provide sufficient chilling for blackcurrants in the UK, delaying the start of the growing season and resulting in reduced yields and lower fruit quality, researchers have found. Speaking at the British Ecological Society's annu...

 2018-12-17 13:18 

ScienceDaily.com

Boston Harbor cleanup was economically justifiable, finds new study...

A first-of-its-kind retrospective study finds that environmental cleanup projects are economically viable. The economic evaluation analysis estimates that Boston Harbor -- once dubbed America's filthiest harbor -- is now worth between $30 and $100 bil...

 2018-12-17 13:18 

ScienceDaily.com

Drones can detect protected nightjar nests...

Thermal-sensing cameras mounted on drones may offer a safer and more cost-effective way to locate nests of the elusive European nightjar in forestry work and construction areas, according to new research presented at the British Ecological Society's a...

 2018-12-17 13:18 

ScienceDaily.com

Treatment for underdiagnosed cause of debilitating chest pain...

Researchers find an effective way to treat an underdiagnosed condition that can cause heart attack and heart-attack-like symptoms....

 2018-12-17 13:18 

ScienceDaily.com

Protein police keep the immune system in check...

Researchers learn how a key transcription factor helps regulate the immune system and could be critical to understanding autoimmune disease and cancer immunosuppression....

 2018-12-17 13:18 

ScienceDaily.com

New, rapid and robust method for single cell profiling...

Hope for better understanding of the inner works of cancer and other serious diseases....

 2018-12-17 13:18 

ScienceNews.org

Human smarts got a surprisingly early start...

Human ingenuity began on treks across Asia and in fluctuating African habitats....

 2018-12-17 12:37 

Space.com

Apollo 8 Astronaut James Lovell Looks Back On a Historic Flight Around the Moon...

On Dec. 21, 1968, James Lovell and two fellow pilots piled into a tiny capsule and set off into the unknown, becoming the first humans to fly around the moon....

 2018-12-17 12:31 

Space.com

NASA Advisory Council Recommends Review of Planetary Protection Policies...

The NASA Advisory Council has recommended that NASA review its existing planetary protection guidelines to balance the needs of science and exploration, an effort that could set the stage for a similar revision at the international level....

 2018-12-17 12:20 

Phys.org

From foe to friend: Graphene catalyzes the C-C bond formation...

Graphene monolayers can be epitaxially grown on many single-crystal metal surfaces under ultra-high vacuum. On one side, these monolayers protect highly reactive metallic surfaces from contaminants, but on the other side, the piling of the layers as graph...

 2018-12-17 12:17 

Space.com

Secrets of Planet Birth Revealed in Amazing ALMA Radio Telescope Images...

Gas and dust disks around young stars reveal features that suggest planets are off to an early start....

 2018-12-17 12:14 

Space.com

What's the Weather On Mars? How NASA's Insight Lander Will Find Out....

NASA's new Mars lander isn't quite ready to probe the Red Planet's interior yet, but it's starting to get the lay of the land on the surface — and in the atmosphere....

 2018-12-17 11:53 

Phys.org

Rapid controlled transport of water droplets by sunlight-powered pump...

Driven by natural or artificial sunlight, a novel "microtube pump" transports water droplets over long distances. As reported by Chinese researchers in the Journal Angewandte Chemie, the pump consists of a tube whose properties can be changed asym...

 2018-12-17 11:52 

LiveScience.com

Bizarre 'Dark Fluid' with Negative Mass Could Dominate the Universe...

Forget about dark matter and dark energy, new research suggests that the existence of 'dark fluid' may solve some of the biggest mysteries in physics....

 2018-12-17 11:49 

LiveScience.com

Long-Hidden 'Pyramid' Found in Indonesia Was Likely an Ancient Temple...

An ancient temple in Indonesia hid underground for thousands of years....

 2018-12-17 11:46 

LiveScience.com

A Punch to the Face Left a Man Starry-Eyed — Literally...

A man in India developed a "rosette cataract" in his left eye after being punched in the face, according to a recent case report....

 2018-12-17 11:46 

LiveScience.com

An Underwater 'Ghost Fleet' of Shipwrecks Is On the Move, and Here's Why...

Nearly 200 military shipwrecks — dating as far back as the Revolutionary War and including ships from the Civil War and both World War I and World War II — were sunk to the bottom of a river....

 2018-12-17 11:45 

Scientific American

Caught in the Act--Astronomers Get Their Best Look Yet at a Supernova Blowing Up...

New observations of a stellar explosion have revealed a surprise that could point to the trigger behind these violent, yet mysterious, eruptions...

 2018-12-17 11:44 

LiveScience.com

Archaeologists Sift Through Soup of Human Remains in Waterlogged Mass Grave in Egypt...

An unlooted tomb discovered in an Egyptian necropolis contains the remains of more than 50 people....

 2018-12-17 11:43 

LiveScience.com

Photos: Artifacts from a Watery Desert Grave...

Archaeologists have discovered an ancient mass grave at the ancient quarry site of Gebel el-Silsila....

 2018-12-17 11:41 

The Conversation

The math on why the Trump administration's fuel standards report is seriously flawed...

Conflicting fuel standard reports from the Trump and Obama administrations disagree by billions of dollars. nata-lunata/shutterstock.com Fuel economy standards are an important way for the U.S. to combat climate change. However, a 2018 study conducted by ...

 2018-12-17 11:00 

TreeHugger

Photo: Redwood cathedral soars to the sky...

Our photo of the day comes from Big Basin Sate Park, California....

 2018-12-17 10:47 

SpaceNews

U.S. Air Force releasing more data on orbits of military satellites...

As the Commerce Department works on plans to take over civilian space traffic management responsibilities, the U.S. Air Force is making more data available on the positions of military satellites. SpaceNews.com...

 2018-12-17 10:00 

Phys.org

New RNA sequencing strategy provides insight into microbiomes...

Researchers from the University of Chicago have developed a high-throughput RNA sequencing strategy to study the activity of the gut microbiome....

 2018-12-17 09:59 

Phys.org

Scientists invent easier, cheaper way to measure gravity...

The world has one official kilogram against which all other country's kilograms are measured and scales calibrated....

 2018-12-17 07:57 

Phys.org

New research finds tornadoes form from the ground up, contrary to popular thought...

New research challenges existing assumptions about how tornadoes form....

 2018-12-17 07:32 

Phys.org

Next-generation of GPS satellites are headed to space...

After months of delays, the U.S. Air Force is about to launch the first of a new generation of GPS satellites, designed to be more accurate, secure and versatile....

 2018-12-17 07:29 

Phys.org

'Treasure trove' of dinosaur footprints found in southern England...

More than 85 well-preserved dinosaur footprints—made by at least seven different species—have been uncovered in East Sussex, representing the most diverse and detailed collection of these trace fossils from the Cretaceous Period found in the U...

 2018-12-17 05:00 

EurekAlert

School-based nutritional programs reduce student obesity...

New Haven, Conn. -- In-school nutrition policies and programs that promote healthier eating habits among middle school students limit increases in body mass index (BMI), a new study led by the Yale School of Public Health finds....

 2018-12-17 05:00 

EurekAlert

Survivors of childhood Hodgkin lymphoma face high long-term risk of solid cancers...

New research refines existing evidence that survivors of childhood Hodgkin lymphoma face an elevated risk of developing various types of solid tumors many years later. In addition, certain subgroups of patients have an especially high risk. Published earl...

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