Natural History

King Tut's dagger was made from meteorite

Ancient structures found in cave couldn't have been built by modern humans

What is the faint young sun paradox?

9 of North America's most fascinating kettle lakes

World's loneliest plant is a relic of the dinosaur age

Saturn's famous rings may not have existed when dinosaurs first evolved

Mysterious 300-million-year-old sea 'monster' is vertebrate, not alien

Botanist discovers Europe's largest collection of ancient oaks

What was Earth's first animal? New study finally offers an answer

Giant Hawaiian waves briefly reveal ancient rock art under the sand

Bacteria discovered to have a sense of vision

Why is an elephant buried under the Vatican?