Astronomers made the sharpest and clearest map yet of a distant starburst galaxy, where stars form 1,000 times faster than in our Milky Way. They're now calling this galaxy an "unstoppable monster."
Interbreeding between Burmese and Indian pythons in South Florida might have resulted in what geneticists call "hybrid vigor." One result is that the snakes seem to have adapted to both swamps and high, dry ground.
“What breed is he? is often the first question people ask about a dog, but the answer is often terribly inaccurate,” said the author of a new genetic study of shelter dogs.
The lander for Hayabusa2 mission at asteroid Ryugu is due to touch down on October 3. Now the site has been chosen! This Japanese mission will collect samples from the asteroid and bring them back to Earth.
Venus is now catching up to Earth in its smaller orbit. It'll pass between us and the sun on October 26. Between now and then, people peering through telescopes will see Venus wane in phase, like a tiny, featureless crescent moon.
NASA’s 1st mission to a near-Earth asteroid is now on its final approach, and the space agency released the craft's 1st images late last week. It'll arrive at asteroid Bennu on December 3.
Death is inevitable for individuals and also for species. With help from the fossil record, paleontologists are piecing together what might make one creature more vulnerable than another.