The Antarctic ice sheet is melting in a new, worrying way not taken into account by current models of future sea level rise, according to a new study.

How Close Are the Planet’s Climate Tipping Points? Earth’s warming could trigger sweeping changes in the natural world that would be hard, if not impossible, to reverse.

Will Earth hit a climate “tipping point?” Here’s why experts say this framework is problematic We can still stop some environmental damage before it gets worse and slowly reverse the trend ...

A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally hot for 5 million years. Researchers say they have figured out why using ...