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The fuzzy blonde Pleistocene animals couldn't stand the heat.

Overrun with acronyms, abbreviation-filled research hurts our scientific understanding.

A new study says there's no safe amount of coffee to consume while pregnant, but that might not mean much to an individual.

White working-class people are taking "fertility tours" of Europe. Here's one couple's story.

Here’s everything you need to know this week.

A black hole and a gas cloud pulse together in sync—but why?

Lessons from a female rider who's covered 135,000 kilometers over three continents.

And fire season has just begun.

Don't flush your money away on a simple repair.

The state's grid operator has called for building more capacity for wind and solar, not less.

There’s more to it than simply adding detergent and hitting “start.”

The DARPA event, focused on artificial intelligence and air combat, hints at one possible future for military aviation.

The fossils hint at a period of high carbon dioxide levels.

Antioxidants in mice can actually make their tumors worse.

Many rely on the mail for delivery of prescriptions and disease testing.

Give your brain a wee workout with this puzzle.

The EPA turns a blind eye while a powerful heat-trapping gas leaks from drilling sites and pipelines.

Iron-eating bacteria were among the thousands of microbes dwelling within the shipwreck.

Come for a cleaning product, get a baby wipe recipe for free.