Impacts

There’s a Vast Microbial Ecosystem Underneath the Crater that Wiped Out the Dinosaurs

How did life arise on Earth? How did it survive the Hadean eon, a time when repeated massive impacts excavated…

6 months ago

Giant Meteor Impacts Might Have Triggered Early Earth’s Plate Tectonics

A new study by an Australian-US team has found that a large impact that happened ca. 3.2 billion years ago…

1 year ago

Fossilized Clams Had Evidence of a Meteorite Impact Inside Them

When an extraterrestrial object slams into the Earth, it sends molten rock high into the atmosphere. That debris cools and…

2 years ago

Here’s What it Looks Like When a Refrigerator Hits the Moon

Ever wonder what your refrigerator's impacting at the speed of a tank artillery shell would do to the Moon? The…

7 years ago

Comet Siding Spring: Close Call for Mars, Wake Up Call for Earth?

It was 20 years ago this past July when images of Jupiter being pummeled by a comet caught the world's…

7 years ago

This Model Of Earth’s Giant Impacts Makes Us Wonder How Life Arose

In case you need a reminder that the solar system was a harsh place to grow up, the early Earth…

7 years ago

How Can We Find Killer Asteroids?

On the morning of February 15, 2013, people in western Russia were dazzled by an incredibly bright meteor blazing a…

7 years ago

Super-Bright Explosion Seen on the Moon

If you were looking up at the Moon on March 17, 2013 at 03:50:55 UTC, you might have seen one…

8 years ago

Calculate the Effect of an Asteroid Impact on Earth

[/caption] A 20-km asteroid has just been predicted to hit Earth and you want to know if a. You should…

11 years ago

Impressive Craters on Earth

[/caption] Ever since our recent encounter with asteroid 2008 TC3 -- the first asteroid that was correctly predicted to hit…

13 years ago