We looked inside some of the tweets by @BBCFOUR and here's what we found interesting.
Inside 100 Tweets
Rankings (sorted by number of followers)
We live in a world ablaze with colour. Rainbows and rainforests, oceans and humanity, Earth is the most colourful place we know of - but how did the planet become multicoloured? @helenczerski explores. Colour: The Spectrum of Science. Tonight, 11.05pm. @BBCFOUR.bbc.in/2IxYXUh
Climb on board Victor X-ray, a 200-ton Boeing 747. This jumbo jet has flown over 36 million miles in its 14-year life. Now it will be broken into tens of thousands of parts before being painstakingly reassembled. Engineering Giants. Tonight, 7pm. @BBCFOUR.
The hunt for life within the long-dead bones of dinosaurs may sound like the stuff of Hollywood fantasy, but one woman has found traces of life within the fossilised bones of a Tyrannosaurus rex. Meet Dr Mary Schweitzer. Horizon. Tonight, 8pm. @BBCFOUR.
Let’s listen to Unknown Pleasures together. Mary Anne Hobbs is bringing in her own copy of Joy Division’s debut album to play in full on Friday, on the eve of its 40th anniversary. ⬛️ Listen to this special #UnknownPleasures40 transmission worldwide from 10:30am BST.