How long can a cold or flu virus live on a door knob?
It depends on virus and the surface but some can be active for up to three days.
Microbiology
Find out more
Can you power your car with fungus?
Not yet but you may in the future.
Which have more species of bacteria on their hands – men or women?
Women have more types of bacteria on the palms of their hands
How far below Earth’s surface can bacteria survive?
So far, we know bacteria can survive 2.8 kilometers (1.7 miles) below the surface.
A quick weekly message with the latests science Q&A's. Fun to read and share.