A step closer to solving the methane mystery on Mars

A 3D virtual model of Curiosity is shown inside Gale Crater on Mars.

Scientists have taken an important step towards revealing the mysterious source of methane on Mars, by refining estimates of the gas in the planet's atmosphere.The methane puffing from a huge crater on Mars could be a sign of life or other non-biological activity under the planet's surface. Gale crater, which

Glitch in neutron star reveals its hidden secrets

neutron stars

Neutron stars are not only the most dense objects in the Universe, but they rotate very fast and regularly. Until they don't.Occasionally these neutron stars start to spin faster, caused by portions of the inside of the star moving outwards. It's called a "glitch" and it provides astronomers a brief