Decapitated flatworms still sense light

A team of researchers from the Institute for Stem Cell Science and Regenerative Medicine, the Technology & Research Academy University and the University of Hyderabad, all in India, has found that flatworms are able to sense ...

Supermarket lighting enhances nutrient level of fresh spinach

Far from being a food spoiler, the fluorescent lighting in supermarkets actually can boost the nutritional value of fresh spinach, scientists are reporting. The finding could lead to improved ways of preserving and enhancing ...

Circadian clocks in a blind fish

Do animals that have evolved for millions of years underground, completely isolated from the day-night cycle, still "know" what time it is? Does a normal circadian clock persist during evolution under constant darkness? A ...

Phytoplankton use turbulence for travel to social gatherings

Tiny ocean plants, or phytoplankton, were long thought to be passive drifters in the sea—unable to defy even the weakest currents, or travel by their own volition. In recent decades, research has shown that many species ...

Why some greens turn brown in historical paintings

Enticed by the brilliant green hues of copper acetate and copper resinate, some painters in the Renaissance period incorporated these pigments into their masterpieces. However, by the 18th century, most artists had abandoned ...

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