Subscribe now
Boy peering round corner of brick wall

Smartphone lets you see round corners by light flicker on floor

9 October 2017

Tracking tiny variations in light reflected at the base of a wall can let you count people in a room and see where they are moving
A gun in a gun shop

The US will not ban guns so must learn how to live with them

4 October 2017

The political reality is that the US will never be rid of its weapons. The country must realise its gun epidemic is a public health crisis, and treat it as such

Sign up to our weekly newsletter

Receive a weekly dose of discovery in your inbox. We'll also keep you up to date with New Scientist events and special offers.

Sign up
Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop