Instant Genius: Time

Instant Genius: Time

Everything you need to know about time, from why it only travels forward, to whether we could time travel.


Does time feel slow in a black hole? © Getty Images

Science Focus

Does time feel slow in a black hole?

11/28/2016
Timing would be the least of your problems if you fell into a black hole.
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Do dogs have a concept of time? © Getty Images

Science Focus

Do dogs have a concept of time?

11/2/2017
There is a scientific explanation for why your pet dog seems to anticipate when their dinnertime is imminent.
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Does time exist in space? © Getty Images

Science Focus

Does time exist in space?

6/1/2015
Our science is based on the assumption that the laws of physics, and the passage of time, exist throughout the Universe.
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Why does time speed up when you get older? © Getty Images

Science Focus

Why does time speed up when you get older?

11/24/2019
Time flies when you’re having fun, but that doesn’t necessarily mean you’re enjoying the aging process.
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Does anybody actually know what time it is?

Science Focus

Does anybody actually know what time it is?

12/10/2019
This extract from the beautifully illustrated book A Small Illustrated Guide to the Universe explores how the arrow of time isn’t quite as simple as the second law of thermodynamics suggests.
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Is time real? © Getty Images

Science Focus

Is time an illusion?

3/10/2011
There are some theories in physics that suggest that our perception of time isn't real and that it is the universe's greatest illusion.
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How does my laptop know what time it is? © Alamy

Science Focus

How does my computer know what time it is?

4/25/2019
The Network Time Protocol is a system designed to coordinate computers' clocks keeping your electronic friend time-accurate.
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Why does time seem to go slower when we're bored? © Getty Images

Science Focus

Why does time seem to go slower when we're bored?

12/1/2018
Time flies when you're having fun, but on the other hand...
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