Feature

Plants

Nectar: The First Soft Drink

Plants have long competed with one another to lure animals in for a sip of their sweet formulations.

Health & Medicine

Predicting Parkinson’s

Scientists are searching for ways to detect the earliest signs in the brain of Parkinson's disease.

Planetary Science

The Whole Enceladus

Saturn's moon Enceladus has become the hottest new place to look for life in the chilly outer solar system.

Earth

Particular Problems

Toxicologists and chemists are forging a new field called nanotoxicology as they grapple with assessing the safety of engineered nanoparticles.