Big Ideas: Space Cookies, World's Oldest Fungi And The Mummy Speaks!

Astronauts bake chocolate chip cookies in a special zero-gravity oven at the International Space Station. Plus, scientists find world's oldest fungi that could rewrite Earth’s early history. And researchers use a 3-D printer, a loudspeaker and computer software to recreate the voice of a 3,000-year-old mummy.

Big Ideas: Space Cookies, World's Oldest Fungi And The Mummy Speaks!

Photo: ichef.bbci.co.uk