A giant meteor struck Earth 66 million years ago
Here's what wiped out dinosaurs, and 75% of all life on Earth.
This is one of the most invasive aquatic plants in the world
Could "smokers" be the origin of life on Earth?
Grizzly-polar bear hybrid is a result of climate change
Drugs and pesticides: a pollution invisible to the naked eye
Iceberg Alley is the perfect spot for iceberg viewing
Divers are restoring coral reefs back to life