What could happen if oxygen levels doubled in Earth’s atmosphere. Not Sri Lanka or Pakistan, ICC to suggest these two new ...

Levels of molybdenum in soil show that hydrogen sulfide gas wiped out nearly half of all marine life 530 million years ago.

Summiting the Roof of Africa isn't for the faint of heart, but these tips for climbing Kilimanjaro (from someone who has done ...

New research reveals how ocean viruses burst algae cells, fueling a subsurface oxygen band through rapid microbial recycling.

With the nation facing a winter blood shortage, the American Red Cross of the Greater Shenandoah Valley is urging donors to give now — an easy act that can save ...

Many people still don’t understand how protein works, why it matters or the best ways to get enough of it in their diet. Here ...

Experts have warned pollution remains a significant challenge despite the return of some 125 species to the river ...

Comment: The breathless action on court was accompanied by constant pageantry, politics in the form of anti-Trump shouts...

Yes, you can treat the symptoms – but working out the causes is probably more effective. Here’s what to look for.

You are taught early in science that oxygen on Earth comes from sunlight. Plants, algae, and cyanobacteria use light to split water and release oxygen, shaping the atmosphere and making complex life ...

The holiday season or New Year’s Eve might have left you more fried than fired up. And nothing says “new year, new me” like a<a class="excerpt-read-more" href=" More ...

Spring gardening season brings a rush of excitement, glossy seed catalogs, and dreams of lush greenery taking over every ...