Related topics: climate change

Modeling agriculture matters for carbon cycling

To understand Earth's changing climate, scientists often turn to science-based computer simulations. Researchers strive to make these Earth system models as accurate as possible. Factors such as wind currents, air quality, ...

A persistent influence of supernovae on biodiversity

The number of exploding stars (supernovae) has significantly influenced marine life's biodiversity during the last 500 million years. This is the essence of a new study published in Ecology and Evolution by Henrik Svensmark, ...

New insights from an ancient asteroid

In June 2018, Japan's Hayabusa2 spacecraft retrieved samples from asteroid Ryugu and successfully returned them to Earth. Researchers at Tohoku University have analyzed the samples and identified what they believe may be ...

New models shed light on life's origin

The first signs of life emerged on Earth in the form of microbes about four billion years ago. While scientists are still determining exactly when and how these microbes appeared, it's clear that the emergence of life is ...

Space dust as Earth's sun shield

On a cold winter day, the warmth of the sun is welcome. Yet as humanity emits more and more greenhouse gases, the Earth's atmosphere traps more and more of the sun's energy and steadily increases the Earth's temperature. ...

NASA missions find 'jetlets' could power the solar wind

Scientists with NASA's Parker Solar Probe mission have uncovered significant new clues about the origins of the solar wind—a continual stream of charged particles released from the Sun that fills the solar system.

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