New research suggests the moon's surface is much older than previously thought.
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7.2 Magnitude Earthquake Hits Alaska Over the Weekend
A 7.2 magnitude earthquake was reported in Alaska over the weekend, leading to a brief tsunami warning.
Over 11 Million Americans Under Heat Advisory
Over 11 million Americans are under a heat advisory, with the extreme weather hitting the southern U.S.
California Temps Could Top 120 Degrees Fahrenheit This Weekend
Temperatures in central and southern California could hit 120 degrees Fahrenheit this weekend.
W.H.O. Claims Aspartame 'Possibly' Carcinogenic
The World Health Organization moved to classify aspartame, the artificial sweetener in diet soda, as a possible carcinogen.
Soda Sweetener Aspartame Now Listed as Possible Cancer Cause. But It's Still Considered Safe
The World Health Organization's cancer agency has deemed the sweetener aspartame — found in diet soda and countless other foods — as a “possible” cause of cancer, while a separate expert group looking at the same evidence said it still considers the sugar substitute safe in limited quantities.
California Temperatures Could Top 120 Degrees This Weekend
More than a third of Americans were under extreme heat advisories, watches and warnings Thursday as a blistering heat wave that's been baking the nation spread further into California, forcing residents to seek out air conditioning or find other ways to stay cool in triple-digit temperatures.
A Heat Wave Named Cerberus has Southern Europe in Its Jaws, and It's Only Going to Get Worse
Tourists in central Athens huddled under mist machines, and zoo animals in Madrid were fed fruit popsicles and chunks of frozen food, as southern Europeans braced for a heat wave Thursday, with a warning of severe conditions coming from the European Union’s space agency.
Good2Know: Climate Change Is Making Oceans Greener
A new study published in Nature has found that more than 56 percent of the world's oceans have changed color in the past 20 years, and climate change is to blame.
