Category: Q & A
What is the source of the River Nile?
The How It Works team goes ‘up river’ in a quest for the holy grail of Nile-related facts.
Why do pelicans have such large beaks compared with other birds?
Hein van Grouw from the Department of Zoology at the Natural History Museum, London, goes fishing with a bucket of tasty facts.
How are underwater tunnels built without them flooding?
We really had to dig deep into the How It Works facts pit for this one. Check it out after the jump.