Some echinoderms have thousands of eyes on their backs. When the lights come on, they switch to wearing shades.
Through Islam and the Internet, a new generation seeks its fair share.
A choreographer expresses the contemporary paradox of being a woman, Muslim, North African, Arab, and artist.
Multiple theories for the decline of Easter Island's civilization may be complementary.
Hover fly cuticles are covered in tiny spikes called nanopillars.
Conservation efforts have increased China's tree cover.