Today, only the largest planets in the solar system have rings, but a new study suggests Earth may have been a ringed planet ...

Around 700 million years ago, Earth experienced a climate catastrophe so severe that ice sheets covered the planet from pole ...

The energy transition from fossil fuels to renewables is a crucial part of the cure for climate change. But it’s a cure with ...

Scientists argue that halting the increase in annual emissions is a first step — and shouldn’t be our only focus.

UNEP Executive Director Inger Andersen warns that the Caspian Sea faces a crisis from climate change, biodiversity loss and ...

Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature ...

Many climate-change experts say the second Trump administration's focus on the economy exposes Americans to more long-term ...

In the 2015 Paris Agreement, most countries agreed to try hard to limit global warming to below 1.5 degrees Celsius. Delay ...

MANAUS, Brazil — President Joe Biden pledged new financial help to protect the Amazon, the planet’s largest tropical ...

Manaus, Brazil — Speaking from the Amazon rainforest, President Joe Biden declared Sunday that there’s no going back in ...

Global carbon emissions hit a new high in 2024, with scientists urging swift action to avoid breaching the 1.5°C warming ...