So apparently, the dinosaurs are extinct. That’s not really news of course (time to let it go, Nessie fans). But what is making the news is some new research about how those terrible lizards ended up shuffling off this mortal coil en masse.
There is quite good geological evidence that some kind of massive catastrophic event occurred around 65 million years ago, pretty much around about the same time that dinosaurs stopped appearing in the fossil record. Most kids today will tell you that this was caused by a large asteroid (a theory known as the Alvarez impact hypothesis), but some scientists argue with these kids and believe instead that those geological remnants are not inconsistent with multiple asteroidal impacts, or perhaps with the world’s biggest volcano going ‘pop’ (or something).
But today we saw reports offering an alternative theory. Continue reading “Headline-spectrum of the day: Dino-apocalypse by ‘wind’”