
The emptiness of space has a structure we could use to send messages
28 January 2019
We could send messages by vibrating the structure of the vacuum of empty space - but they could only be read by a powerful laser that rips the vacuum apart

28 January 2019
We could send messages by vibrating the structure of the vacuum of empty space - but they could only be read by a powerful laser that rips the vacuum apart

7 September 2018
Most radios use antennae to pick up a signal, but this new one uses a glass box full of vapour instead, with lasers to translate the signal into a sound

13 November 2017
Our galaxy may have billions of habitable worlds. A proposal to spread life says we should use giant lasers and light sails to send microbes out to them