Remember learning about America's "amber waves of grain?" Well, it turns out that the United States' bread basket—a.k.a., the Corn Belt—is even more productive than previously thought. In fact, during its growing season, it's the most productive land on Earth, according to new NASA data.
Scientists at Clemson University have rigged an HP Deskjet 500 printer to make microscope slides full of living cells. It spits out a a special cell-packed ink from the printer's standard cartridge.
A team of US and UK scientists have invented a portable scanner that may be useful in the hunt for life on Mars. And it sounds a whole lot like a Star Trek tricorder: it uses a beam of ultraviolet laser light and detects fluorescence from organic molecules, so it works remotely and doesn't damage samples. Under…