Porcupine quills easily penetrate flesh but prove hard to remove due to microscopic barbs, scientists say.

Asian countries take top places in international education rankings, but England and Northern Ireland are among high performers.

Researchers believe they have unlocked the genetic secrets as to why honey bees are so sensitive to environmental change.

Research into the extinction that killed off the dinosaurs describes nine previously unknown reptile species, one of which has been named after US President Barack Obama.

The City regulator says it has "deep misgivings" about high-pressure sales of carbon credit investments.

The mysterious military spaceplane X-37B is due to launch for the third time on Tuesday afternoon - but as with the prior missions, details are few.