According to a new study, disrupted sleep in parents and disrupted sleep in their children are each correlated with increased stress in the parents.
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When I found out I was expecting my son a couple of years ago, it wasn't the process of labor I was most terrified of — it was the sleep depri…
A comet is streaking back our way after 50,000 years. NASA says the dirty snowball last visited during Neanderthal times. It will come within 26 million miles of Earth on Wednesday before speeding away again. And it might not return for millions of years. Discovered less than a year ago, this harmless green comet already is visible in the northern night sky with binoculars and small telescopes. It's expected to brighten in the Northern Hemisphere as it draws closer and rises higher over the horizon. Skygazers in the Southern Hemisphere will have to wait until next month.
An aerial view of the iceberg that broke off the Brunt Ice Shelf in Antarctica on Sunday.
The short-beaked echidna is native to Australia.
Thermal images helped researchers determine how echidnas shed heat.
9-year-old Molly Sampson discovered a massive 5-inch megalodon tooth on Christmas at Maryland's Calvert Cliffs State Park.
Paleontology curator Stephen Godfrey told CNN that Molly's discovery was a "once-in-a-lifetime kind of find."