Turning Cow Poop Into Energy Sounds Like a Good Idea — But Not Everyone Is on Board

In California’s Central Valley, a gas utility is harvesting methane from manure on cow feedlots. Critics worry the push toward biogas will only further entrench two polluting industries.

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Green Spaces Are a Necessity, Not an Amenity. How Can Cities Make Them Accessible to Everyone?

A growing body of science is demonstrating that spending time in nature — or even an urban park or garden — is good for us. But the grass isn’t green for everyone.

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If Humans Are Social Creatures, Why Did Social Anxiety Evolve? 

Fear of social situations existed long before the COVID-19 pandemic. Evolutionary models may explain why we developed this trait in the first place.

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From Barter to Bitcoin: The History of Money

Currency has come a long way since the days our ancestors primarily exchanged goods and services. But where did the idea of money come from?

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Chronic Fear of Environmental Doom? You’re Not Alone

Climate anxiety is real — and psychologists are taking notice. Experts say there are proactive things you can do to ease your worries and help slow the climate crisis at the same time.

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The Art You Like Reveals Your Personality Traits

Much like beauty, art is in the eye of the beholder.

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We Don’t Really Know What’s in Pre-Workout Supplements

There's no conclusive evidence that pre-workout products work, and some ingredients (labeled or not) can put your health at risk. In the past, products have been banned only after killing consumers.

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Can Trees Heal Heart Disease?

Researchers in this polluted city are planting thousands of trees in a bold health experiment aimed at lowering rates of cardiovascular disease.

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Five Kitchen Sink Science Experiments To Try At Home

Try out these hands-on citizen science projects. You don’t even have to leave the house.

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The Eruption at La Soufrière on St. Vincent Takes an Explosive Turn

For the past few months, a dark lava dome has been growing on La Soufrière on the island of St. Vincent. Today, that eruption suddenly became explosive.

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