June 9, 2013

A cock embryo's male genitalia (artificially dyed red) before it withers, as seen under a scanning electron microscope. Figure (AM Herrera and MJ Cohn, University of Florida)

Why did the birds lose their male genitalia?

Tag of an airborne mission to track the Dragonids in 2011

A ton of material was added to the Earth in one meteorite meter

Vegetables in the market in Crete. From Wikipedia

The myth of antioxidants / Melinda Wenner Moyer