Exploring the potential of single-atom catalysts

There is a high level of interest, even excitement, among chemists and materials scientists about the potential of single-atom catalysts (SACs), but their development relies on very specialized tools available only at synchrotrons ...

Hubble goes hunting for small main belt asteroids

Like boulders, rocks, and pebbles scattered across a landscape, asteroids come in a wide range of sizes. Cataloging asteroids in space is tricky because they are faint and they don't stop to be photographed as they zip along ...

Researchers crack mystery of swirling vortexes in egg cells

Egg cells are the largest single cells on the planet. Their size—often several to hundreds of times the size of a typical cell—allows them to grow into entire organisms, but it also makes it difficult to transport nutrients ...

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