News

Health & Medicine

Many U.S. teens underestimate fentanyl’s deadly risk

A majority of 8th-graders and roughly a third of 10th- and 12th-graders do not see great risk in using fentanyl once or twice, a study reports.

Physics

Pickles glow when you plug them in. Science explains why

A scientist, a jar of pickles and a power strip walk into a room. The punchline involves physics, glowing condiments and a scientific party trick.

Anthropology

‘Hobbits’ likely scavenged dragons’ kills

Homo floresiensis may have scavenged Komodo dragon leftovers instead of hunting small elephant relatives.

Plants

Giant trees have tricks to work around drought

Samples collected at daring heights provide evidence for an untested theory of tree drought adaptation, while countering another.