Sir John Houghton, who accepted the Nobel Peace Prize in 2007, died on Wednesday aged 88.Read more
Community college professor David Wright in the US state of Virginia has been delighting his physics students with his funny experiments for 45 years. And now thanks to a video taken by his student Erica, he is entertaining the internet audience too. The film of his hilarious antics has been viewed over 20 million times. (Photo: Dr David Wright. Credit: Tidewater Community College)
"Anything that makes the earth shake, we can record it here if it has a high enough intensity," says the school's physics teacher.