Wolf spiders may turn to cannibalism in a warming Arctic

Arctic wolf spiders’ tastes in prey might be changing. The changes could initiate a new cascade of food web interactions that could potentially alleviate some impacts of global warming.

Global warming is making hurricanes stronger

As Earth gets warmer, hurricanes are expected to get stronger. A study of 40 years of satellite data suggests it's already happening.

Global warming is influencing where tropical cyclones rage

While the global average number of tropical cyclones each year hasn't budged from 86 over the last 4 decades, climate change has been influencing the locations of these deadly storms.

Why is Earth’s magnetic north pole drifting so rapidly?

The location of Earth’s north magnetic pole appears to be controlled from deep within Earth by 2 competing blobs in the magnetic field. One is under Canada, and the other is under Siberia. “The Siberian blob is winning," according to scientists.

Seen from space: Covid-19 and the environment

Satellites see environmental changes during the coronavirus lockdown, including reduced pollution.

Learn to recognize the wildlife out your window

With careful observation, you can start to recognize a particular squirrel, or that certain cardinal pair that hangs out on your feeder.

This isn’t a triple rainbow

It's what's called a reflection rainbow, which can be caused by sunlight beaming upward after reflecting from wet sand or calm water, in this case the water of Puget Sound.

Murder hornets? 5 questions answered about Asian giant hornets in North America

Are 'murder hornets' from Asia invading North America? An entomologist who lived among them in Japan explains what's true about the predatory insects.

As the climate shifts, a border moves

Italy’s northern border with Switzerland depends on the natural, morphological boundaries of glaciers’ frontiers. But in recent years, glaciers have been melting at increased rates due to climate change. This has caused the border to shift noticeably.

Earth’s biggest iceberg breaks off smaller berg

The colossal iceberg from Antarctica’s Larsen-C Ice Shelf finally fractured in April, generating a new 51-square-nautical-mile iceberg.