Scientists shed some light on biological "dark matter"

Biologists have studied the functionality of a poorly understood category of genes, which produce long non-coding RNA molecules rather than proteins. Some of these genes have been conserved throughout evolution, and are present ...

The hardy wild grass that could save our bread

An obscure species of wild grass contains "blockbuster" disease resistance that can be cross bred into wheat to give immunity against one of the deadliest crop pathogens.

Spread of DNA databases sparks ethical concerns

You can ditch your computer and leave your cellphone at home, but you can't escape your DNA. It belongs uniquely to you—and, increasingly, to the authorities.

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