Nitrous oxide (N2O), commonly known as laughing gas, should be considered a possible sign of life in exoplanet atmospheres, a new study suggests. Hotspots ranked Start the day smarter ☀️ ...

Schweitermen's team ran computer models to simulate how living organisms might generate nitrous oxide on other planets and discovered scenarios where the gas could act as a notable biosignature.

This incredible GIF shows how many planets we’ve found in 2014. by Joseph Stromberg. Apr 25, 2014, 7:30 PM UTC. Kepler-186f, the most Earth-like exoplanet found so far.

Scientists at UC Riverside are suggesting something is missing from the typical roster of chemicals that astrobiologists use to search for life on planets around other stars — laughing gas.

Laughing gas could be a key sign of life on alien planets – but it’s not because aliens are having their teeth extracted under anaesthetic.. Instead, the gas is commonly generated by lifeforms on ...

Scientists are suggesting something is missing from the typical roster of chemicals that astrobiologists use to search for life on planets around other stars -- laughing gas.