University of Minnesota researchers have developed graphene-edged tweezers capable of trapping nanometer-sized particles as well as DNA molecules. The tweezers — which are low-voltage and can trap ...

Act quickly, but remove the tick carefully so you don't crush the bug, which may be full of infected blood. Here’s how to remove a tick that’s attached to your skin, according to the CDC guidelines: ...

Act quickly, but remove the tick carefully so you don't crush the bug, which may be full of infected blood. Here’s how to remove a tick that’s attached to your skin, according to the CDC guidelines: ...