Earth

Even trees that look as if they survived will die in the coming years, because they did not evolve fire-resistant features

Lava flow records and sedimentary and Antarctic ice core data show evidence of planetary magnetic field activity 20,000 years before the beginning of the last pole reversal.

Better food labeling could prevent people from throwing away a lot of “expired” food that’s still perfectly edible.

Salty fluid sinks and puts pressure on rock, potentially triggering faults in Oklahoma for years to come

Spin-offs from space science and exploration offer eco-friendly benefits for Earth

A new study combining astronomical and geologic data hints at an extraterrestrial cause for extreme climate change 56 million years ago

The large, disk-shaped Dickinsonia roamed in search of food 550 million years ago

The floating shelf of volcanic stone more than twice the size of Manhattan will nonetheless bring a fascinating array of life to the reef

There is enough oxygen in the air to last for millions of years

Clues from an old map erase a false 1786 event and are part of a global volcanic-record cleanup

The ice-covered island, which is not for sale, is on the front lines of climate change

A new study helps solve the puzzle of why the continent’s western glaciers are melting so fast