Other risks in a push for herd immunity?

27 May 2020

We must prepare for the next big global threat (2)

27 May 2020

We must prepare for the next big global threat (1)

27 May 2020

Armchair science may lead us to a better place (2)

27 May 2020

Psychedelic skies over Chile reveal the full extent of light pollution

27 May 2020

An image taken by astronomer Juan Carlos Munoz of the night sky above Santiago, Chile, uses optical techniques to reveal the extent of light pollution in major cities even while under lockdown

This week’s new questions

27 May 2020

Just how much stuff is there? Can we estimate the quantity of matter in the observable universe? Terry Day, by email

Do ants bury their dead?

27 May 2020

A reader writes in to explain how ants deal with their dead by some members of the colony becoming "undertakers"

Why does 'falling' in dreams happen?

27 May 2020

You can be drifting off to sleep and then the feeling that you are falling suddenly brings you back to reality. Our readers explain why this happens

Don't miss: Europe's biggest art-meets-tech festival on your computer

27 May 2020

New Scientist's weekly round-up of the best books, films, TV series, games and more that you shouldn't miss

Bring it on: mathematics versus philosophy

27 May 2020