Stories tagged with energy


One more way your plane flights are killing everybody

Remember when cars used to give off disgusting clouds of lead-laden smoke? Planes still do that. Some of them do, at least — in particular, those nasty little planes that rich people fly because car traffic is for suckers. According to Scientific American, smaller planes now produce HALF of all the lead pollution in the air. As might be expected, this pollution wreaks havoc on the health of anyone exposed to it. SciAm writes: Some of the health effects of repeated exposure to lead include damage to the central nervous system, kidneys and red blood cells, and decreased function in …

Climate & Energy

The only way to evacuate all of humanity from Earth is to use nuclear propulsion

Yes, it is awesome the Curiosity rover can Instagram Mars pics back to Earth from 50 million miles away. But ultimately, one goal of all this space exploration is to have another place to go if we really royally screw up the planet, right? XKCD’s Randall Munroe answers a critical question about that overplayed movie plot secret government plan ahem THEORETICAL POSSIBILITY: If we actually needed to get billions of people off this planet … could we really do it? If you haven’t been reading Munroe’s new “what if?” feature, in which he answers “hypothetical questions with physics,” know that …

Climate & Energy

The world’s about to get its first entirely solar-powered country

By next week, the tiny island nation Tokelau will be the first solar-powered country in the world.