Research suggests the asteroid that made the dinosaurs extinct hit in spring. TUCHONGResearch suggests the asteroid that made the dinosaurs extinct hit in spring. TUCHONG恐龙是在哪个季节灭绝的？恐龙是在哪个季节灭绝的？词数 ……

The Extinction of Dinosaurs concludes that an asteroid (小行星) hitting Earth was, indeed, the cause.... For an already weak population, dinosaurs were helpless. “If the asteroid hit a few million years ……

科学家为人们揭开恐龙诞生之谜。AN asteroid (小行星) strike may have killed off dinosaurs millions of years ago...."It could be from a volcano," he said. "These scientists also imply that there was an asteroid ……

PANIC struck last week when some people predicted that an asteroid (小行星) could be about to hit the Earth.The troublemaker is asteroid 2012 DA14, a small near-Earth asteroid. On February 15, 2013 ……

on purpose美国航天器成功撞击小行星！美国航天器成功撞击小行星！A spacecraft (航天器) successfully hit an asteroid (小行...器) successfully hit an asteroid (小行星)! This is not a movie plot. It’s NASA’s first move to protect ……

more than 700 different kinds of dinosaur. Some of them were meat-eaters like Tyrannosaurus Rex (霸王...? There are a few possibilities (可能性). The most accepted one is an asteroid (小行星) hitting Earth. The hit ……

on November 24. The probe (探测器) will crash itself into an asteroid. It will make the asteroid move away...器) will crash itself into an asteroid. It will make the asteroid move away from Earth.Meet DARTMeet ……

if an asteroid hit your home?EVER wondered what your chances would be if an asteroid (小行星) fell on you... would happen if an asteroid hit a particular place on Earth.Users can type in the size of an ……

an ancient Egyptian demon.NASA estimates that the impact from Apophis would release more than 100... in 37 chance of hitting the earth.Having more than 30 years' warning of potential impact might seem ……

小行星来袭该如何应对？SIXTY-FIVE million years ago, an asteroid (小行星) that crashed on Earth led.... Two objects from space – a meteor (陨石) and an asteroid called 2012 DA14 – visited Earth’s atmosphere ……

. But it's never quite touching."This is one of the most interesting orbits for an asteroid we have ever... now the asteroid is on a slightlyslower track(慢车道) just outside Earth's, and our planet is catching ……

asteroid could also help scientists plan for ways to protect Earth if an asteroid hit it.Earlier...NASA (美国国家航空航天局) scientists are making plans to visit an asteroid (小行星) before 2025 ……

to explain their extinction. The most famous one is that an asteroid (小行星) hit Earth. It brought bad...), scientists found that there were more than 700 different types of dinosaur. They were either meat ……

WASHINGTON: Dinosaurs are thought to have been wiped out by the impact of an asteroid or comet..., were wiped out by the impact of an asteroid.During the Triassic geologic age (between 208-245 million ……

Willis, a space shuttle and a nuclear warhead or two.If an asteroid did hit the Earth, those... a forest in Siberia in 1908. But almost any asteroid hit could spell doom for modern civilization ……