An Everyday Household Gadget Could Hold The Key To NASA’s Next Hunt For Extraterrestrial Life

For long considered an “anti-biosignature,” the presence of carbon monoxide may now be compatible with a photosynthetic biosphere around a rocky planet, like this one orbiting Proxima Centauri (artist’s depiction).NASA, ESA, G. BACON (STSC) How do astronomers look for signs of life away from Earth? They study the chemical composition of the atmospheres of planets outside … Read more