Black Parrot (Slashdot reader #19,622) pointed out a historic anniversary this week: On October 6, 1923, Edwin Hubble got a photo of Andromeda that showed that it contained a variable star, and therefore was an actual galaxy, ending the Great Debate over whether the universe consisted of anything .
All you need to know about growing tulips, from when to plant the bulbs to choosing varieties. Advice from the experts at BBC Gardeners' World Magazine.