Saturday, October 24, 2015
Saltwater crocodiles can rest with one eye open to watch for threats, Australian scientists said Friday, with further research likely to show half of the mammal's brain could be conscious even while asleep.
Friday, October 23, 2015
A team of Ecuadoran and international scientists said Wednesday they have identified a new giant tortoise species on the Galapagos Islands.
A white dwarf star in the Constellation Virgo turns out to be a "death star" worthy of "Star Wars."
Wednesday, October 21, 2015
Scientists have found fossil-like hints that some kind of life existed on Earth 4.1 billion years ago -- when the planet was a mere volcanic toddler. That's 300 million years earlier for life to pop up than previously thought.
Where did dogs first arrive on the scene? Scientists have long debated that question, and now a study of doggie DNA from around the world is pointing to Central Asia.
Saturday, October 17, 2015
Pluto contains a rich variety of colors on its surface, according to observations out Thursday from NASA's New Horizons probe that stunned astronomers.
Friday, October 16, 2015
Human teeth discovered in southern China provide evidence that our species left the African continent up to 70,000 years earlier than prevailing theories suggest, a study published on Wednesday said.
Saturday, October 10, 2015
Scientists say they have extracted ancient DNA from the skull of a man buried in the highlands of Ethiopia 4,500 years ago that supports the theory that Eurasian farmers migrated into Africa some 3,000 years ago.
Friday, October 9, 2015
A 48-million-year-old fossil of a pregnant horse and fetus is the oldest of its kind known to science and contains unusually well-preserved evidence of tissue from the womb, researchers said Wednesday.
Thursday, October 8, 2015
Three scientists from Sweden, the U.S. and Turkey won the Nobel Prize in chemistry on Wednesday for showing how cells repair damaged DNA, work that's inspired the development of new cancer treatments.