The first frost is the deepest

The first frost of autumn may be grim for gardeners but the latest evidence reveals it is a profound event in the life of plants.

Seismic signals allow researchers to see under river ice

River scientists from Sweden, Finland and Germany report detailed measurements of sediment movement and water level in an ice-covered river using a novel technique—seismic signals. The results are published in the Journal ...

Learning from experience is all in the timing

As animals explore their environment, they learn to master it. By discovering what sounds tend to precede predatorial attack, for example, or what smells predict dinner, they develop a kind of biological clairvoyance—a ...

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