Mars had an oxygen-rich atmosphere around 4 billion years ago
13
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Lurch, a Watusi bull, had the largest horns in the world.
32
The largest breed of rabbit is the Flemish Giant.
65
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16