Some Astronomers Think We Should Be Looking For Hydrogen-Breathing Aliens. Here’s Why
The first time we find evidence of life on a planet orbiting another star (an exoplanet), it is probably going to be by analysing the gases in its atmosphere. With…
Engineers Just Tested an ‘Impossible’ Detonation Engine For The First Time
A type of rocket engine once thought impossible has just been fired up in the lab. Engineers have built and successfully tested what is known as a rotating detonation engine,…
Scientists Create a Prototype ‘Air Plasma’ Engine That Works Without Fossil Fuels
A prototype jet engine can propel itself without using any fossil fuels, potentially paving the way for carbon-neutral air travel. The device compresses air and ionizes it with microwaves, generating…