Rapid changes in the churning movement of Earth's liquid outer core are weakening the magnetic field in some regions of the world, according to a new study.

On the anniversary of the massive blast, U.S. experts are calling for increased funding to protect Earth from destructive meteor strikes.

A 40,000-year-old human fossil with delicate toe bones from China suggests humans wore shores at least 10,000 years earlier than previously thought, scientists say.

For centuries, the Chapel of All Saints in the Czech Republic has drawn visitors with a chandelier and other décor made from the bones of some 40,000 people.

Australian scientists are conducting field studies to track a fungal infection that has been killing Tasmanian platypuses for more than 25 years.