03/09/2026

'Green thumb' molecule helps leaf stalks grow in crowded conditions

Potassium (K) is one of the three essential nutrients for plants. It plays a critical role in a wide range of processes, including cell growth, photosynthesis and regulation of water balance. Plants take up K from the soil ...

A molecular brake that keeps muscle architecture in check

Every movement we make, from blinking to sprinting, depends on the ability of muscle fibers to contract in a rapid and coordinated way. Achieving this precision requires an intricate internal membrane network known as the ...

Perseverance rover watches Earth vanish behind Martian moon

Earth and the Martian moon Phobos dance together in a series of images recently acquired by NASA's Perseverance Mars rover. Earth appears as a point of light in the Martian sky, disappearing behind the crescent of Phobos, ...

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