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Ecology Jun 27, 2024

Kick-starting seagrass for a climate-proof sea

Once upon a time, seagrass meadows of about 150 square kilometers covered the bottom of the Dutch Wadden Sea. Now, seagrasses have all but disappeared, just like in many other places in the world. But these unique saltwater ...

Earth Sciences Jun 27, 2024

New study investigates the reconstruction of the intertropical convergence zone

The study focuses on the so-called Intertropical Convergence Zone (ITCZ), a low-pressure trough near the equator whose position and intensity changes seasonally with the position of the sun. Trade winds from the northern ...

Cell & Microbiology Jun 27, 2024

Researchers determine that crystal cells in fruit flies help transport oxygen throughout the body

A team of life scientists at Hanyang University, in Korea, working with a pair of colleagues from the Korea Advanced Institute of Science and Technology, has found that fruit flies use crystal cells to transport oxygen throughout ...

Analytical Chemistry Jun 27, 2024

Synthetic fuels and chemicals from CO₂: Ten experiments in parallel

If you mix fossil fuel with a little oxygen and add a spark, three things are produced: water, climate-warming carbon dioxide, and lots of energy. This fundamental chemical reaction takes place in every combustion engine, ...

Space Exploration Jun 27, 2024

Wind tunnel study shows hypersonic jet engine flow can be controlled optically

What if the future of space travel were to look less like Space-X's rocket-based Starship and more like NASA's "Hyper-X," the hypersonic jet plane that, 20 years ago this year, flew faster than any other aircraft before or ...

Evolution Jun 27, 2024

Why the harsh Snowball Earth kick-started our earliest multicellular ancestors

For a billion years, single-celled eukaryotes ruled the planet. Then around 700 million years ago during Snowball Earth—a geologic era when glaciers may have stretched as far as the Equator—a new creature burst into existence: ...

Environment Jun 27, 2024

As ice melts, Everest's 'death zone' gives up its ghosts

On Everest's sacred slopes, climate change is thinning snow and ice, increasingly exposing the bodies of hundreds of mountaineers who died chasing their dream to summit the world's highest mountain.

Archaeology Jun 26, 2024

Almonds, pottery, wood help date famed Kyrenia shipwreck

Historic shipwrecks often evoke dreams of sunken riches waiting on the bottom of the ocean to be reclaimed.

Environment Jun 26, 2024

Five ways to improve the global voluntary carbon credit markets

The severity of climate change means we all need to reduce our carbon footprint to zero as quick as possible, including companies. The voluntary carbon markets were set up to allow companies to buy and sell carbon credits ...

Biochemistry Jun 26, 2024

Biologists uncover how key carbohydrate-attachment mechanism malfunctions

Researchers have uncovered how a structure in bodily carbohydrates (sugar chains or "glycans") that regulates how they attach themselves to other molecules interacts with key enzymes, and in so doing can contribute to a range ...

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