We might be driving a rise in two-headed sharks
A two-headed bull-shark embryo, found in the Gulf of Mexico, is the result of "the incomplete division of a single fertilized egg," an expert told Newsweek.
Thin orca covered in shark bites found dead with stomach full of plastic
Footage from the day before her death shows the 16-foot whale approaching divers, which could have been a call for help.
Seal Spotted Trying To Escape Orca Hunt In Stunning Drone Footage
A seal has been caught on film using a man-made mussel farm to hide from a pursuing orca pod off the Scottish coast.
Attenborough Warns Davos: The Garden of Eden Is No More
The veteran broadcaster and naturalist appealed to political and business leaders to work together to protect the planet.
We Eat So Much Chicken We've Altered Earth's Biosphere
There are around 21 billion broiler chickens in existence—far outranking all other bird species.
Hello Meghalayan: Welcome to Earth's Newest Age
How did the custom of dividing and categorizing time get started, and who gets to decide when there is a new age, epoch or era?
Were Humans the First Civilization on Earth?
The Silurians are a fictional race of intelligent, bipedal reptiles from the British science-fiction series "Doctor Who" that supposedly lived on Earth hundreds of millions of years ago.
The Loneliest Tree in the World Mapped Our Nuclear Past
It has chronicled humanity's nuclear domination.
Why We Need To Redefine the Meaning of Citizenship
It's tricky to redefine what citizenship means in an era such as ours.
Why Californians Are Starved of Water
Nature, overpopulation and bad government choices have all contributed.
NASA: California Has One Year of Water Left
NASA's senior water scientist rings the alarm.
Did the Anthropocene Begin with the Deaths of 50 Million Native Americans?
New research links the start of the "era of us" to the arrival of Europeans and the globalization of disease.
Coming Droughts Will Threaten U.S. Water Availability
Within this century, climate change will bring "megadroughts" that will rival any drought seen for the past 1,000 years.
Earth Heading for Another Mass Extinction, Scientists Warn
Five times in the history of the Earth, mass extinction events have wiped out the vast majority of life. Now it appears to be happening again