When searching for life in the Universe (aka. astrobiology), scientists use strategies that go by various names. For example, ...

Harvard researchers demonstrate how cloud-to-ground lightning strikes could have created the building blocks for life in the young Earth. One of the most fundamental questions in science is how ...

Ranging from September 2004 to December 2023, it spans multiple levels of the atmosphere from ground level up to the lower edge of space, about 110 kilometers above Earth's surface. The region ...

The three leading theories include delivery by asteroids and comets that crashed into Earth, emissions from deep-sea vents, and cloud-to-ground lightning strikes. According to a team of chemists ...