Searching for the Ghost Orchids of the Everglades
Clinging to survival in shrinking swamps, ghost orchids are so elusive that their pollinators have remained unknown—until now. ...read more
Clinging to survival in shrinking swamps, ghost orchids are so elusive that their pollinators have remained unknown—until now. ...read more
There's probably a 1-yard-wide space rock orbiting Earth at any given time, scientists estimate. ...read more
It came in five waves, and haunted Tudor England for 70 years before disappearing. ...read more
The moon holds Earth’s 23.5-degree tilt steady. Without the moon, Earth would wobble, dramatically affecting our planet’s seasons and climate. ...read more
Satellites have detected smoky pollutants crossing the Pacific and even moving over the South Atlantic Ocean ...read more