Space changed gut bacteria of these twin astronauts

Researchers studying the gut microbes of Scott and Mark Kelly, NASA astronauts and identical twin brothers, have found that spaceflight causes changes, but it’s not clear what the changes mean. The research is one of 10 NASA-funded projects studying the Kelly twins to learn how living in space for a long period of time—such as a mission to Mars—affects More...

by Newsroom | Published 16 hours ago
By Newsroom On Wednesday, February 22nd, 2017
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Mars volcano erupted nonstop for 2 billion years

An unusual meteorite found in Algeria in 2012 shows that at some point in its 4.5-billion-year history, Mars had a single volcano that erupted continuously for more than 2 billion years. “We’ve never seen anything More...

By Newsroom On Sunday, February 19th, 2017
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Astronauts’ brains change shape in space

Astronauts’ brains compress and expand in space, MRIs before and after missions show. Researchers say the findings could have implications for treating other health conditions that affect brain function. The study, More...

By Newsroom On Saturday, February 18th, 2017
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We save coral reefs and then sea stars eat them

A study that may sound a new alarm for endangered corals shows that small marine protected areas may be especially vulnerable to attack by crown-of-thorns sea stars (Acanthaster species), which can devastate reefs. The More...

By Newsroom On Tuesday, February 14th, 2017
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Here’s the science behind 5 classic love songs

In honor of Valentine’s Day, here are five love songs that pose serious scientific questions. Experts from the University of Melbourne offer insights about the evolution of love, how it changes our bodies, and More...

By Newsroom On Sunday, February 12th, 2017
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Extinction threatens 60% of world’s primates

Urgent action is needed to protect the world’s dwindling primate populations, experts warn. Sixty percent of the more than 500 primate species worldwide are threatened with extinction, while more than 75 percent More...

By Newsroom On Saturday, February 11th, 2017
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Global sea level could rise 8 feet by 2100

Sea level in the Northeast and in some other US regions could rise significantly faster than the global average. Moreover, in a worst-case scenario, global sea level could rise by about 8 feet by 2100, according More...

By Newsroom On Thursday, February 9th, 2017
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Brain readjusts your eyeballs with each blink

Every few seconds, our eyelids automatically shutter and our eyeballs roll back in their sockets. Why don’t we perceive intermittent darkness and light? Because the brain works extra hard to stabilize our vision More...

By Newsroom On Tuesday, February 7th, 2017
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Should thoughts of murder influence time in prison?

Criminal offenders who exhibit homicidal ideation—thoughts of committing deadly violence, regardless of action—were more likely to commit a variety of serious crimes, research found. Matt DeLisi, professor of More...

By Newsroom On Tuesday, February 7th, 2017
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This cancer-spotting algorithm rivals dermatologists

The option of receiving a skin-cancer diagnosis by smartphone could save lives, say researchers. It’s scary enough making a doctor’s appointment to see if a strange mole could be cancerous. Imagine, for example, More...