logo

methane

  • placeholder

    There’s Mysteriously Large Amounts of Methane on Mars

    The mystery isn’t just that we see methane when we shouldn’t. It’s also that, in a sense, we see too much of it. If you want to detect life on another planet, look for biomarkers—spectroscopic signatures of chemicals that betray the activity of living things. And in fact we may have already found a biomarker. […]

  • placeholder

    Born of Meteor Dust, Unusual Clouds Appear in the Night Sky

    Martin Koitmäe via Flickr If you look to the darkening sky after the end of a long summer day, you might see tendril-like clouds with a blueish tinge that hang at the edge of space. They appear when conditions are right, generally at latitudes close to the North or South Poles, and only when the […]

  • placeholder

    The Curious Case of the Exploding Pig Farms

    This pig farm was devastated by an explosion due to foaming. Ross Muhlbauer, Iowa State University At first, the manure was just harmlessly foaming. Only later on did things get lethal.  Hog farms in the Midwest are great big barns sitting on top of great big pits filled with a great deal of awful-smelling manure. […]