Tigers can see 6 times better at night than humans.
305
The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
6
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
The colossal squid has the largest eyes in the world.
4
One in five long-term love relationships began with one or both partners being involved with others.
177
Richard Branson, founder of the Virgin Group, is dyslexic.
7