Why do migratory birds sing on their tropical wintering grounds?

The first notes of bird song signal the arrival of spring as well as the beginning of mate attraction season, and for many songbird species males with the most elaborate songs do best when it comes to attracting females. ...

Radar reveals the hidden secrets of wombat warrens

For the first time ever, researchers from the University of Adelaide have been able to non-invasively study the inner workings of wombat warrens, with a little help from ground-penetrating radar.

Karolinska University to investigate stem-cell scientist

Sweden's Karolinska University says it is commissioning an external investigation into stem-cell scientist Paolo Macchiarini, who was cleared last year of misconduct charges related to his creation of wind pipes made from ...

Diving into the world of drones

Owning a drone wasn't exactly like how Mark Hull envisioned it. When the 41-year-old product director at LinkedIn bought his first unmanned aerial vehicle about a year ago, he thought that flying it would be something fun ...

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