Mosquito Songs: Super Sexy?

Mosquito Songs: Super Sexy?

After boy and girl mosquitoes meet, they synchronize their wingbeats. What does this tell us about how insects use sound? More »

Size of Sperm: Is Bigger Better?

Size of Sperm: Is Bigger Better?

Evolution favors tiny sperm, which boost a guys chance of fertilizing an egg. So why do some fruit flies make giant sperm? More »

Cicada Cascade

Cicada Cascade

Like a chamberful of pork-barreling legislators, cicadas are on the wing in Washington, D.C. Voracious. Unstoppable. More »

Vaccines You Can Eat

Vaccines You Can Eat

Edible vaccines offer cheap, easy solution to halt disease in developing countries, but roadblocks remain. Is this acceptable? More »

Birdsong and Motivation

Birdsong and Motivation

Sexual motivation for birdsong involves hormones, the medial preoptic brain area and environment in European starlings. More »

Bird Mating Call

Bird Mating Call

Song competition among chickadees sets females’ reproductive strategy. Guys: Time to learn to sing? More »