Relocated beavers helped mitigate some effects of climate change

In the upper reaches of the Skykomish River in Washington state, a pioneering team of civil engineers is keeping things cool. Relocated beavers boosted water storage and lowered stream temperatures,…

Humans may not be able to handle as much heat as scientists thought

More than 2,000 people dead from extreme heat and wildfires raging in Portugal and Spain. High temperature records shattered from England to Japan. Overnights that fail to cool. Brutal heat…

How to make jet fuel from sunlight, air and water vapor

Jet fuel can now be siphoned from the air. Or at least that’s the case in Móstoles, Spain, where researchers demonstrated that an outdoor system could produce kerosene, used as…

Underground heat pollution could be tapped to mitigate climate change

The secret to efficiently heating some buildings might lurk beneath our feet, in the heat that humans have inadvertently stored underground.  Just as cities warm the surrounding air, giving rise…

In the battle of human vs. water, ‘Water Always Wins’

Water Always WinsErica Gies Univ. of Chicago, $26 Humans have long tried to wrangle water. We’ve straightened once-meandering rivers for shipping purposes. We’ve constructed levees along rivers and lakes to…

How to build better ice towers for drinking water and irrigation

There’s a better way to build a glacier. During winter in India’s mountainous Ladakh region, some farmers use pipes and sprinklers to construct building-sized cones of ice. These towering, humanmade…

Flower shape and size impact bees’ chances of catching gut parasites

Bees that land on short, wide flowers can fly away with an upset stomach.   Common eastern bumblebees (Bombus impatiens) are more likely to catch a diarrhea-inducing gut parasite from…

How to build better ice towers for drinking water and irrigation

There’s a better way to build a glacier. During winter in India’s mountainous Ladakh region, some farmers use pipes and sprinklers to construct building-sized cones of ice. These towering, humanmade…

How to build better ice towers for drinking water and irrigation

There’s a better way to build a glacier. During winter in India’s mountainous Ladakh region, some farmers use pipes and sprinklers to construct building-sized cones of ice. These towering, humanmade…

Megatooth sharks may have been higher on the food chain than any ocean animal ever

Whenever paleontologist Dana Ehret gives talks about the 15-meter-long prehistoric sharks known as megalodons, he likes to make a joke: “What did megalodon eat?” asks Ehret, Assistant Curator of Natural…