9 of North America's most fascinating kettle lakes
May 16, 2016, 4:02 p.m. by Sidney Stevens
These glacial gifts offer a glimpse into our prehistoric and cultural past.
World's loneliest plant is a relic of the dinosaur age
May 16, 2016, 1:02 a.m. by Bryan Nelson
This plant, identified from a single specimen in 1895, is probably the rarest in the world.
Saturn's famous rings may not have existed when dinosaurs first evolved
March 25, 2016, 2:44 a.m. by Bryan Nelson
If dinosaurs had telescopes and had pointed them at Saturn, they might have seen a ringless world.
Mysterious 300-million-year-old sea 'monster' is vertebrate, not alien
March 17, 2016, 3:41 a.m. by Bryan Nelson
It looks like nothing else ever seen on Earth, but the bizarre 'Tully monster' has finally been given a terrestrial classification.
Botanist discovers Europe's largest collection of ancient oaks
March 11, 2016, 4:48 p.m. by Michael d'Estries
At least 60 oak trees dating back to the Middle Ages, some more than 30 feet in circumference, were found near England's Blenheim Palace.
What was Earth's first animal? New study finally offers an answer
February 23, 2016, 9:44 a.m. by Bryan Nelson
The first animal to evolve on Earth was probably a sponge that existed around 640 million years ago.
Giant Hawaiian waves briefly reveal ancient rock art under the sand
February 15, 2016, 1:27 p.m. by Michael d'Estries
Petroglyphs depicting people and dogs date back hundreds of years.