Geography

It's Freezing inside that Tornado

It’s freezing inside… that tornado?

With winter upon us in full force, outdoor temperatures are plummeting. But inside an intense tornado, it's always chilly -- no matter the time of...
The first humans arrived in North America a lot earlier than believed

The first humans arrived in North America a lot earlier than believed

The timing of the first entry of humans into North America across the Bering Strait has now been set back 10,000 years. This has been...
Where the rains come from

Where the rains come from

Intense storms have become more frequent and longer-lasting in the Great Plains and Midwest in the last 35 years. What has fueled these storms? The...
How the darkness and the cold killed the dinosaurs

How the darkness and the cold killed the dinosaurs

66 million years ago, the sudden extinction of the dinosaurs started the ascent of the mammals, ultimately resulting in humankind's reign on Earth. Climate scientists...
Collapse of Atlantic circulation is possible, climate model suggests

Collapse of Atlantic circulation is possible, climate model suggests

The primary circulation pattern in the Atlantic is assumed to be stable by most scientists, but new simulation suggests collapse could happen if atmospheric...
Why are Australia's shrublands like 'knee-high tropical rainforests'?

Why are Australia’s shrublands like ‘knee-high tropical rainforests’?

Some of the Earth's ecosystems host a disproportionately high number of plant species, and infertile shrublands in warm semi-arid regions support 20 per cent...
best states for lovers

Study reveals best states for lovers

Is Virginia really for lovers? Other states may have something to say about that. In the first nationwide study of positive relationships, a Michigan State...
Byzantine skeleton yields 800-year-old genomes from a fatal infection

Byzantine skeleton yields 800-year-old genomes from a fatal infection

Eight hundred years ago, in a hardscrabble farming community on the outskirts of what was once one of the fabled cities of the ancient...
Ice Age mammals

Ice Age ‘skeleton crew’ offers insights for today’s endangered species

The ghosts of Ice Age mammals can teach valuable, real-world lessons about what happens to an ecosystem when its most distinct species go extinct,...
2016 was second warmest year on record for U.S.

2016 was second warmest year on record for U.S.

Last year will be remembered as warmer than average for much of the nation, and depending on where you live, 2016 was either parched,...