Untangled DNA is how guys become guys

An enzyme that “unravels” DNA appears to trigger male development of the embryo, a finding that may give greater insight into intersex disorders.

Tom Izzo sets a good example for weather safety

Michigan State coach Tom Izzo convinced the student section at a football stadium to evacuate, as a lightning storm pushed through. Go Tom Izzo!

The milk of human kindness: providing for baby pandas

Conservationists and researchers are keen on developing an artificial milk formula for abandoned or orphaned panda cubs.

Best photos: September 6 launch of LADEE spacecraft to moon

Night launch on September 6 of NASA's new LADEE spacecraft to the moon resulted in many fine photos posted to EarthSky's Facebook page. Thanks to all!

Video: Can you trust your eyes?

New video from asapSCIENCE. Some Friday fun with optical illusions!

Your brain is wired to quiet voices in your head

Nerve circuits let the brain turn down sounds that come from our own actions, and turn up other sounds we need to pay attention to, say researchers.

Why was El Reno, Oklahoma tornado downgraded to EF-3?

The tornado that struck El Reno, Oklahoma on May 31, 2013 has been reclassified from an EF-5 to a EF-3 tornado. Why?

Understanding the radioactive legacy of Chernobyl and Fukushima

Scientists fear not enough is being done to study long-term effects of radioactive contamination from the nuclear disasters at Chernobyl and Fukushima Daiichi.

Scientists create mini human brains in lab

Researchers have developed complex human brain tissue in a 3-D culture system that allows pluripotent stem cells to develop into cerebral organoids - or "mini brains" - that consist of several discrete brain regions.

Video: 4 minutes of 6-second science

Compilation from GE's #6SecondScienceFair. Go from "wow!" to "huh?" and back again.