Satellites have collided only four times in the past 30 years, making it difficult to form generalizations about cause.
The new experiment relied on a cannon that can shoot marbles at speeds of more than 11,000 miles per hour.
Scientists now believe humans stalked and then confronted a giant ground sloth thousands of years ago in New Mexico.
Wall-E and Eva were nicknamed in honor of characters from the Pixar film, thanks to the scene in which Wall-E uses a fire extinguisher to dance through space, which mimics how these two real spacecraft will move.
Stronger gravity requires stronger—and pricier—rockets to overcome.
“You haven’t lived until you’ve put your arms around a mammoth femur trying to measure it,” Smith said.
Scientists may have been thinking about moons formed by impacts across the solar system in the wrong way.
Early dinosaurs were at the mercy of weather patterns unfolding across the supercontinent Pangaea.
There are about 400 subglacial lakes around the world, but these are the first scientists believe to be salty.
Scientists are excited about the prospect the mission holds for new discoveries, but if you're just learning about the mission now, here's what you need to know.
“Mercury is just so weird and so exotic compared to the Moon and other terrestrial planets,” Kathleen Vander Kaaden, a planetary scientist at the engineering company Jacobs Engineering Group working on a contract at the NASA Johnson Space Center in Texas, told Newsweek.
"I think people didn't really think about [phosphorus]" in comparison to ingredients like carbon and water, Greaves told Newsweek. "It's kind of a nice opportunity to go, 'Look, this matters and it's not super hard.'"
“It’s just completely bizarre that we should have two planets the same size but opposite ends of the habitability spectrum.”
The idea behind Shapeshifter is that a handful of individual units would work together to create a variety of modular designs, each with a different skill.
“These lenses are amazing cosmic telescopes.”
“I’ll be in the office [Saturday] and probably early Sunday morning,” Thompson said, sounding more excited than resigned. “We’ll be watching it the whole way.”
"This is a one in 100 million specimen," a University of Kansas fossil expert said.
“We’ve had space junk falling out of the sky on a regular basis.”
“Since we only have one, we don’t know if it’s weird or if in our minds we were thinking wrong about what to expect.”