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Space Experiment Sees Hints of Dark Matter Particles
Scientists behind the $2 billion Alpha Magnetic Spectrometer experiment report data pointing toward the potential detection of dark matter particles.
How Do You Define a Planet? Debaters Revisit Pluto
In a webcast, astronomers at the Harvard-Smithsonian Center for Astrophysics debate what is or isn't a planet, and whether Pluto is in or out.
Feeling Crowded? World Population Set to Explode Even More
Think the world is crowded now? The population will probably hit 11 billion by 2100, according to new estimates.
Tune Into Silly (and Serious) Science at Ig Nobel Ceremony
Watch the 24th annual Ig Nobel Prize ceremony, which pays tribute to science that makes people laugh and then makes them think.
NASA via Reuters file
Schmoes in Space! Study Says Most People OK for Orbit
Put down that bag of chips. A new study says pretty much everyone is healthy enough to take a commercial spaceflight.
KACPER PEMPEL / Reuters
Once-Hidden Gas Chambers Uncovered at Nazi Death Camp
Archaeologists say they have uncovered previously hidden gas chambers at the site of the Nazi concentration camp at Sobibor in Poland.
Fabrizio Bensch / Reuters, file
Do Something About Those Superbugs, Obama Orders
President Barack Obama issued an executive order Thursday telling his administration to hurry up and do something about drug-resistant bacteria.
YANNIS KOLESIDIS / EPA file
Yet More Global Heat Records Fall in August: NOAA
Federal meteorologists calculated that more heat records were set around the globe last month, including Earth's hottest August.
NASA, ESA, D. Coe, G. Bacon / STScI
Surprise! Giant Black Hole Discovered in Dwarf Galaxy
Astronomers have just discovered the smallest known galaxy that harbors a huge, supermassive black hole at its core.
Boeing Saves Room for Tourists in Orbital Space Taxi
Boeing says its proposal to develop a space taxi for NASA astronauts includes a seat for paying tourists to fly to the International Space Station.
NASA / Getty Images file
Astronauts May Moonwalk Faster Than Expected
The bounding gait used by astronauts on the moon is more the result of restrictive spacesuits than the low gravity up there, new research suggests.
Joanna Drath / University of Tübingen
Europeans' Genetic Tale Gets More Tangled
Researchers have identified a new root in the genetic family tree of modern Europeans, going back to ancient hunter-gatherers from Siberia.
Sea Ice Soars in South, Shrinks in North -- But Why?
For the third year in a row, Antarctica's sea ice is poised to smash a new record this month. Meanwhile, Arctic sea ice is near an all-time low.
NOAA via AP
Historic 'Ghost Ships' Found Near Golden Gate Bridge
Marine archaeologists say an underwater survey has identified four new shipwrecks in a graveyard just west of San Francisco's Golden Gate Bridge.
Darryl Leja / NHGRI/NIH
Gene-Swapping Bacteria Are Making New Superbugs
Bacteria appear to be having the microbial equivalent of inter-species sex in hospital sinks, swapping genes that help them resist antibiotics.
Chimps Are Naturally Violent, Study Suggests
"Violence is a natural part of life for chimpanzees," says the study's lead researcher.
Blue Origin file
Blue Origin and ULA Turn Up the Heat in Rocket Battle
Amazon.com billionaire Jeff Bezos' Blue Origin and United Launch Alliance team up on a rocket engine project that poses a new challenge to SpaceX.
Rocket Takes Top-Secret Satellite into Space
An Atlas Five rocket carrying a classified satellite for the U.S. government is launched from Cape Canaveral in Florida.
Justin Sullivan / Getty Images
How Can Diet Sodas Make You Fat? Study May Explain It
Researchers trying to figure out whether artificial sweeteners could make people fat think they’ve found a possible explanation.
NASA Awards Space Taxi Contracts
John Raoux / AP
Spooky! Super-Secret CLIO Satellite Goes Into Orbit
A hush-hush U.S. government satellite was launched from the Cape Canaveral Air Force Station in Florida on Tuesday atop an Atlas 5 rocket.
Donna Braginetz / DMNS
Dino-Killing Impact Remade the Plant Kingdom, Too
The meteorite that killed off the dinosaurs also torched forests and plants, clearing the way for fast-growing flowering plants, researchers say.
'Exosuit' Mission to 2,000-Year-Old Shipwreck Begins
Marine archaeologists kicked off a mission this week to explore an ancient shipwreck at the bottom of the Aegean Sea with a semirobotic diving suit.
Meteor Lights Up the Skies Over Northeastern U.S
The American Meteor Society said the meteor that sparked numerous sightings from New England to Virginia was a 'random fireball event.'
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