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Calling species 'invasive'—and culling them—isn't done lightly. But it matters to Australia's threatened species

It may sound abstract, but distinctions between "native," "introduced" or "invasive" species can often be life or death. Species considered invasive …

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Giant virus yields potassium channel gene that illuminates complex protein evolution

Researchers have discovered a gene for a tandem potassium channel in an algal virus. The finding supports the view that giant viruses may have contri…

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technology

Looking for bats after dark can help science—and change how we see them

What's that chirping sound coming through the detector? Did you feel something whiz past? Those are just some ways people react when they encounter m…

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technology

Why do people prefer human empathy despite rating AI empathy higher?

More people are turning to artificial intelligence (AI)-powered chatbots for companionship and to address loneliness. But can AI-generated empathy re…

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