November 30, 2016, 3:24 p.m. by Michael d'Estries
An animal activist set the 23-pound, 4-foot-long behemoth free to its home in the Bay of Fundy.
What are those weird squishy creatures that washed up on a California beach?
November 30, 2016, 12:28 p.m. by Mary Jo DiLonardo
Thousands of jelly-like sea critters covered Huntington Beach, making people wonder what they are.
Caribou herd in Alaska suffering from mysterious decline
November 30, 2016, 11:13 a.m. by Noel Kirkpatrick
A large herd in Alaska has seen its population drop by 50 percent over the last three years.
Radioactive diamonds are turned into batteries that last for thousands of years
November 30, 2016, 9:30 a.m. by Bryan Nelson
They might sound a little pricey, but these might be the longest lasting batteries ever created.
Saltmarsh sparrow could go extinct within 50 years
November 29, 2016, 3:18 p.m. by Jaymi Heimbuch
This small sparrow faces sea level rise and human encroachment, and could disappear within decades.
5 reasons to pay attention to those dismal coral bleaching headlines
November 29, 2016, 11:18 a.m. by Catie Leary
Bleached corals are akin to dead canaries in a coal mine — a warning of what's to come if we don't address the threat of climate change.
Was Einstein wrong? His views about the speed of light may soon be challenged
November 28, 2016, 9:27 p.m. by Bryan Nelson
A new theory suggests that the speed of light was not always constant, which could shake up physics as we know it.
Here are the dates you can get into any U.S. national park for free in 2017
November 28, 2016, 1:58 p.m. by Jenn Savedge
Mark your calendar now for a whole year of adventures.
Africa's tallest tree discovered towering on continent's highest mountain
November 27, 2016, 3:58 p.m. by Bryan Nelson
A giant has been hiding for decades within a remote Mount Kilimanjaro valley.