As snow goes, where go the animals?

As snow goes, where go the animals?
Animals like the wolverine evolved to live in the snow, and they excel in conditions that defeat most animals. How will they fare if More »

Greenhouse gas maps

Greenhouse gas maps

Using at least 20 sources of data, scientists have modeled releases of carbon dioxide from Indianapolis. The new view will help cities More »

Putting the brakes on fish invasions

Putting the brakes on fish invasions

Ecologists are desperate to forestall a devastating invasion of the Lakes. Should canal be closed to cut off the damaging fish, or is More »

Tundra fire: Bad news on warming

line of fires seen as thick barrier of smoke along tundra landscape

The globe warms, and the Arctic starts to burn. If warming causes fires that release carbon dioxide, the primary greenhouse gas, will More »

Nothing light about lightning

Nothing light about lightning

New instruments are giving a better view of how those astonishingly strong lightning bolts form inside clouds – and we are also getting More »

The secret life of cats

The secret life of cats

Humans and cats have enjoyed each other’s company for millennia, but scientists have discovered some troubling secrets of free-roaming More »

Nuclear nightmare in Japan

Nuclear nightmare in Japan

With three nuclear reactors and three pools of spent fuel teetering on the edge of meltdown, Japanese technicians struggled to throttle More »

A climate of extremes?

A climate of extremes?

Are extreme heat, wicked cyclones and record rainfalls signs of climate change, or just more changes in the weather? Will warming More »

Hangover: Getting to the root of pain

Hangover: Getting to the root of pain

It’s as sure as sunrise. Drink too much, and you’ll pay next morning: lassitude, nausea, headache, dizziness, and more specialized More »

Treatment defeats phony hormones!

Treatment defeats phony hormones!
When chemicals in the water trigger the endocrine system, male fish can start looking and acting female. What happens once chemicals More »

Gray wolf: How many is enough?

Gray wolf: How many is enough?

The gray wolf has made a dramatic recovery in the northern Rockies and upper Midwest. Is the wolf still endangered, or has it More »