Ages ago, before humans lived in North America, a space rock pierced the atmosphere and screamed in a blaze of light toward the surface of the Earth.

Fossils smaller than a fingertip are reshaping what scientists thought they knew about how primate relatives spread after the asteroid impact.

For over two decades, scientists argued about what really created a strange crater hidden beneath the North Sea. New evidence ...

Every June 30th, Asteroid Day marks the anniversary of the 1908 Tunguska impact and turns global attention to the science of ...

If a threat is confirmed, the most viable defense is kinetic impact. This involves launching a spacecraft to collide with the ...

Earth four billion years ago was very different from the world today. Rather than having firm continents surrounded by oceans ...

This year’s Asteroid Day has planned events worldwide and online. It acts as a reminder about advances in planetary defense.

A new study using mineral dating of rocks in the Pilbara shows the Earth’s oldest crater is more than three billion years old ...

Seven hundred meters beneath the floor of the southern North Sea, drillers working an oil exploration well once pulled up rock fragments that nobody thought to examine closely. Decades later, those ...

Last year, geologists dated the crater in Western Australia at 3.47 billion years old, which was disputed by other experts.

July offers stargazers exciting celestial events, from a meteor shower to the Summer Triangle and a viewing of the Andromeda ...

For centuries, humans have been wondering whether anyone lived on Venus. In the 1960s, telescopes delivered bad news: ...