Using tiny sensors to monitor migrating monarchs

Millions of monarch butterflies migrate each fall to a specific cluster of mountain peaks in central Mexico. How exactly they navigate to their winter home, and the way they choose their path, is a topic of great interest ...

Researchers make 'high vis vests' to help monitor bee behaviour

A team of researchers from the University of Sheffield and The Bumblebee Conservation Trust have been trialing new, low-cost ways to monitor bee species in the UK, by dressing bees in high visibility retroreflective vests. ...

First 3-D movies of living sperm

To improve their chances of success, in vitro fertilization (IVF) clinics need to assess the viability of the sperm they use. Now doctors may soon have a new technique to help them sort the good sperm cells from the less ...

Great lakes waterfowl die-offs: Finding the source

A deadly menace stalks the loons, gulls and other water birds of the Great Lakes region: Type E botulism, a neuromuscular disease caused when birds eat fish infected with toxin-producing bacteria. Cases of the disease are ...

Pay-per-gaze? Google patent proposes ad system

(Phys.org) —Advertising models could in the future expand from clicks to pupil dilations. Google's patent for a Gaze Tracking System became public last week. Originally filed in May 2011, the patent presents an idea for ...

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