Results tagged “Impact event”

A team of scientists from South Africa has discovered evidence partially supporting a hypothesis that Earth was struck by a meteorite or asteroid 12 800 years ago, leading to global consequences including climate change, and contributing to the extinction of many species of large animals at the time of an episode called the Younger Dryas.

Scientists have discovered a possible second impact crater buried under more than a mile of ice in northwest Greenland.

At the end of the Pleistocene period, approximately 12,800 years ago -- give or take a few centuries -- a cosmic impact triggered an abrupt cooling episode that earth scientists refer to as the Younger Dryas.

A new report from the National Research Council presents a prioritized program of basic and applied research for 2013-2022 that will advance scientific understanding of the sun, sun-Earth connections and the origins of "space weather," and the sun's interactions with other bodies in the solar system.

« Previous  1  Next »