The real cost of coal mines to people and planet

Peruvian mummies raise questions about Wari conquest of Nasca civilization

For centuries, historians have drawn the boundaries of where ancient people lived based on the evidence they left behind…

Ocean predator chemical cues could provide early warnings for toxic algal blooms

A team of marine scientists led by researchers at the University of California, Santa Cruz, has developed a new approach…

Catch a rare lunar occultation of Jupiter plus Saturn at opposition in early October

It's a busy skywatching month ahead. The first full week of October sees two top-notch skywatching events, with Saturn r…