Feature

Sex and the Celibate Fruit Fly

‘Petri Dish’ Mouse Embryos Go Halfway through Normal Gestation

Vaporizing Cholesterol with Lasers

Acyclovir Counters Recurrent Herpes

‘Light’ Cigarettes: Deadly as Ever

Chemistry

Behavior

Biomedicine

Space Sciences

Comprehending Kidney Disease

A Healing Scaffold

Commentary: The Day the Sky Was Opened