Reference We've collected some of the most interesting and amazing facts about Earth
The moon holds a mystical place in the history of human culture, so it's no wonder that many myths exist.
Huge creatures that went extinct, and other big animals that still roam this planet ... for now anyway.
Go ahead and call a pigeon a birdbrain. Just don’t challenge it to the tedious game of "Categorizing Tumors as Cancerous or Benign." The pigeon may well win.
Male bumblebees are good for more than just sex. Turns out, they've got smarts as well and get flying colors on flower tests just like females.
Why is the sky blue? The light coming from the sun is made of many colors, each of which has a different wavelength.
It's so hot today you could fry an egg on the sidewalk. Or could you? The science on this is a bit sketchy, so I tested it out.
Yahoo is shutting down Alta Vista. The ancient search engine will be scuttled along with 12 other products “in the coming days and months.”
Since Pluto's orbit intersects Neptune's orbit, will Pluto ever crash into Neptune or become one of Neptune's moons?
Every August, the Bat Phone starts ringing at the Humane Society. Callers are surprised by bats in the house.
You might have heard it is magnified by the atmosphere just as it rises. Not so. Instead, it's your brain on Moon drugs.
Some believe deja vu involves emotional responses to similar events; others figure the brain short circuits, sending an event to memory just a split second before putting it into consciousness.
Several studies suggest optimists live longer and enjoy better health than pessimists. The real mystery is why.