News
- Earth
Toxic Controversy: Perchlorate found in milk, but risk is debated
Researchers in Texas have detected the chemical perchlorate in milk, crops, and a significant portion of the state's groundwater.
- Humans
Nobel prizes go to scientists harnessing odd phenomena
The 2003 Nobel prizes in the sciences were announced early this week.
- Neuroscience
Restoring Recall: Memories may form and reform, with sleep
Two new studies indicate that memories, at least for skills learned in a laboratory, undergo a process of storage and restorage that depends critically on sleep.
- Animals
Bad Bubbles: Could sonar give whales the bends?
Odd bubbles of fat and gas have turned up in the bodies of marine mammals, raising the question of whether something about human activity in the oceans could give these deep divers decompression sickness.
