Parasitic bat flies offer window into lives of hosts

A new study on a Bahamian bat makes the case for using the species' unusual parasites to reveal details about the species' populations on the archipelago. Using parasites to glean information about their hosts isn't a new ...

3-D printed custom silicon heart valves

Scientists at ETH Zurich and the South African company Strait Access Technologies are using 3-D printing to produce custom-made artificial heart valves from silicone. This could help meet an aging population's growing demand ...

Is an 'insect apocalypse' happening? How would we know?

Insects scuttle, chew and fly through the world around us. Humans rely on them to pollinate plants, prey on insects that we don't get along with, and to be movers and shakers for Earth's ecosystems. It's hard to imagine a ...

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