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25 May 2012, 11:12 AM ET
Physicist-turned-sociologist Duncan Watts asks big questions about social networks
24 May 2012, 02:51 PM ET
According to a study done by MIT, most people smile when frustrated. They have gone on to create a computer program to differentiate between happy smiles and frustrated smiles. This research is done in part to better understand autistic behavior.
24 May 2012, 11:47 AM ET
Researchers have successfully cloaked an object in free space with the help of supercomputers at the Texas Advanced Computing Center.
23 May 2012, 04:56 PM ET
We’ve all heard earthquakes described in terms of their magnitude number. But what does this scale really mean? This video illustrates the variation of energy released in easy-to-understand terms.
21 May 2012, 08:06 AM ET
Adventurous field work expands knowledge of evolution and could help save endangered species.
18 May 2012, 03:42 PM ET
Conservation organizations examine the plight of the saola, one of the rarest mammals on the planet and one that is teetering on the brink of extinction, and discuss the chances for saving the species.
18 May 2012, 03:10 PM ET
Discovered and classified only 20 years ago, this relative of the sheep, goat and buffalo has never been seen in the wild by scientists. Little is known about these critically endangered animals.
18 May 2012, 11:20 AM ET
Researchers have developed micro-abrasive waterjets for precision creating of tiny parts.
14 May 2012, 01:12 PM ET
An enormous plain of Antarctic ice is splitting in two. Airborne NASA scientists discovered the nearly 20 mile-long crack during a research flight, capturing its contours by laser imaging. From our video series Over Earth with Andrea Mustain.
08 May 2012, 12:25 PM ET
For the first time ever, conservationists have captured video footage of Cross River gorillas in their natural environment, thanks to a camera trap secreted in a forest in Cameroon. The elusive gorillas are some of the most elusive animals on Earth.
04 May 2012, 12:12 PM ET
To spy on gentoo penguins in their natural habitat, researchers placed cameras on the Antarctic Peninsula. They also watched King penguins huddling over winter South Georgia Island. Even when one camera was buried with snow, it kept on working!
04 May 2012, 08:41 AM ET
First look at the magma conduits that weave through and feed into the lava lake atop Mount Erebus, Antarctica's biggest volcano. In this 3D view, it becomes clear that the mountain's insides house a complex network of plumbing for the molten rock.
03 May 2012, 02:06 PM ET
Male water striders have evolved specialized antennae to grasp reluctant females during mating. A paper published May 3 in the journal Science reveals the genes behind this sexual arms race.
01 May 2012, 09:39 AM ET
These images were captured using high speed cameras and markers at key points in the bodies of monitor lizards. The research found that middle-sized lizards were the fastest. Larger lizards had to change the way they ran, which slows them down.
30 April 2012, 11:06 AM ET
When researchers placed small amounts of water onto droplets of certain types of oil, the water was able to float.
30 April 2012, 08:21 AM ET
Harvard economist Alvin Roth is a matchmaker but he’s not finding love – he’s finding kidneys! With support from the NSF, he and his team have developed a suite of computer programs that match living kidney donors with recipients.
26 April 2012, 08:12 PM ET
A professor at Vassar College, Dr. Long and his team study real live sharks and their vertebral columns. They then takes these findings and design computer models and artificial vertebral columns to understand sharks' movement and biomechanics.
26 April 2012, 05:53 PM ET
Photonics pioneer Leon Esterowitz shares insight into his career helping develop medical lasers and night-vision technology.
25 April 2012, 05:24 PM ET
In a study of how materials break apart, the sphere was fired and reached a velocity of nearly 2,200 miles per hour before shattering the basalt/glass cube. The study will be used to help build better protective materials for the Army.
25 April 2012, 08:14 AM ET
Advocacy group Survival International is launching a new campaign to save the indigenous Awá tribe of Brazil from illegal encroachment on their land.
24 April 2012, 11:01 AM ET
NASA’s GOES-13 satellite imagery shows a tornado outbreak igniting when cold and warm air masses met between April 14 & 15.
23 April 2012, 04:20 PM ET
A rare April nor’easter storm is bringing buckets of rain and even some spring snow to parts of the Northeast.
23 April 2012, 12:00 PM ET
Micro and nano-scale packages for medicines and machinery are hard to make. Engineers and mathematicians show that higher order polyhedra can fold up and deploy on their own even done at molecular sizes.
20 April 2012, 06:34 PM ET
Mechanical engineer Katherine Kuchenbecker is working on capturing the feel of an object and recreating those sensations so that the object’s virtual version feels real. She calls this process haptography or haptic (touch) photography.
20 April 2012, 02:23 PM ET
NASA has launched a contest to create your own video vision of Earth exploration, The Home Frontier.
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