So go ahead and get scared at the new movie "The Meg," but don't worry. Scientists have officially debunked the myth that megalodon sharks still exist.
What happens in California doesn't stay in California. This animation, made from satellite data, shows carbon monoxide from the state's massive wildfires drifting eastward all the way across the U.S.
A new computer modeling study shows that - some 4 billion years ago - a barrage of incoming debris from space likely formed what we know today as Earth’s oldest rocks.
Red tides and a blue-green algae outbreak are fouling hundreds of miles of coast, killing fish and driving tourists from beaches. Some causes are natural, but human actions also play a role.
Today is World Elephant Day. Here's a look at how unique brain structures - different from those of any other mammal - are responsible for elephants' special abilities in learning and memory.
“We were able to make a strong case for many of these sites being related to major tsunamis, as opposed to more standard explanations like warfare or an epidemic."
According to the annual State of the Climate report, 2017 was the globe's 3rd-warmest year on record, behind 2016 (1st) and 2015. Earth also experienced record-high greenhouse gas concentrations and rises in sea level.
Do sharks have bullet-like strikes? Do they have super-vision? Can they take down prey in milliseconds? Mantis shrimps have these abilities - and more - to make them among the world’s most impressive predators.
It's a perfect storm of factors - including climate change, development, past forest management policies and current firefighting practices, says forestry expert.