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What makes zombie ants obey

Zombie ant fungus doesn’t attack ants’ brains. Instead, the fungus invades an ant’s entire body, forming an interconnected 3-D network, forcing the ant to move.

A Carolina chickadee with a juicy caterpillar. Photo courtesy of Desiree Narango and Doug Tallamy.

Want birds in your yard? Plant native trees

A recently published study confirms that native trees are most effective in hosting caterpillars, an important food for birds.

Why trees shed their leaves

Something to think about while raking.

2016 greenhouse gases at record high

As climate talks open in Bonn, Germany this week, negotiators are considering a report from the World Meteorological Organization, urging action now.

2017 ozone hole smallest since 1988

This year’s ozone hole peaked in September at its smallest observed extent since 1988, due to an unstable and unusually warm Antarctic vortex in 2017.

Twin Yellowstone super-eruptions altered global climate

The Yellowstone supervolcano’s last eruption wasn’t a single event, but 2 closely-spaced eruptions that put the brakes on a natural global-warming trend, says a study.

Deep-sea nightmares and other ocean spookiness

Eerie denizens of the ocean depths star in this video from the Monterey Bay Aquarium Research Institute.

Smokey sunset skies over Italy

These swirling, intense red sunset skies are due to ongoing wildfires in northern Italy.

Blue jets, red sprites and other flashes

In recent years, the International Space Station has given astronauts the chance to photograph transient luminous events – or TLEs – natural light shows produced at the tops of thunderstorms.

How cold and wet this winter in the US?

La Niña (or not) is the biggest wildcard in how this year’s winter might shape up. Overall, NOAA’s outlook suggests a relatively cool, wet U.S. North – and warm, dry U.S. South – this winter.