Fossilized human footprints found in New Mexico reveal that people dwelled in the Americas during the last ice age's peak — conclusive proof of early migration to the New World.
California firefighters have wrapped the bases of the world's largest trees in fire-resistant aluminum blankets to protect them from a wildfire that is raging nearby.
Astronomers discover that two large clouds of gas in the Taurus and Perseus constellations are separated by a 500 light-year-long 'cavity', thanks to an ancient supernova.
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Small-armed, two-legged dinosaurs may have wagged their tails to help them run, for the same reason humans swing their arms, according to a new study.
Researchers are set to break the world record for the most precise value of pi, after using an advanced computer to calculate the famous constant to 62.8 trillion decimal places.
Also known as "the sixth sense" or "psi," extrasensory perception, or ESP, encompasses a wide range of paranormal abilities, including mind reading and predicting the future.