All Stories
- Animals
Newly discovered tiny frogs live on islands in the sky
Scientists find seven new species of frogs in southern Brazil, and more could be waiting, they say.
- Anthropology
Human laugh lines traced back to ape ancestors
Chimps make laughing faces that speak to evolution of human ha-ha’s.
- Planetary Science
Saturn’s widest ring measured
Saturn has an invisible belt that's nearly 270 times as wide as the giant planet, researchers report.
- Archaeology
Bronze Age humans racked up travel miles
A new study indicates long journeys and unexpected genetic links in Bronze Age Eurasian cultures.
- Astronomy
Some of sun’s magnetic fields may act more like forests
A swaying forest of mangrovelike magnetic fields on the sun could be the answer to why the solar atmosphere is millions of degrees hotter than the surface.
- Planetary Science
WISE satellite measures girth of Saturn’s widest ring
Saturn’s dark, outermost ring is about 270 times as wide as the planet itself.
- Earth
Grand Canyon’s age revised, again
The Grand Canyon is much younger than previous research had suggested, a new study says.
- Paleontology
New analysis cuts massive dino’s weight in half
Gigantic dinosaur Dreadnoughtus may have weighed only about half of what scientists estimated last year.
- Animals
Chimps get buzzed on fermented tree sap
Scientists have documented the first case of chimpanzees drinking ethanol in the wild.
- Tech
Humanoid robot tops other bots in defense agency’s challenge
A humanoid robot named DRC-HUBO won first place in DARPA’s Robotic Challenge, held June 5-6.
- Science & Society
Irreproducible life sciences research in U.S. costs $28 billion
Problems with preclinical research often stem from study design and experiments’ materials.
- Physics
Common campfire build confirmed as best
A standard method for building fires, making the height about equal to the width, is the most efficient structure for stoking the hottest flames, calculations show.
