We need to triple the rate of building renewable electric generation.

The mingling of modern humans with Neanderthal and Denisovan humans may have resulted in a burst of creativity from 50,000 to 30,000 years ago.

I think it is a mistake to include Homo floresiensis among ancestors of modern humans. They were more like Homo erectus, and there is no evidence that they did or could interbreed with Homo sapiens.

The Canadian province of Alberta runs an undisguised propaganda effort in favor of fossil fuels. Specifically, in favor of the CO2-intensive tar sands oil that Alberta exports.

Ilhan Omar proposes that the US deportation thugs stop using prisons for criminals to imprison people for deportation.

Tree ring studies show that recent droughts and heat waves in Europe have no parallel as far as the analysis runs — which is 2,000 years.

Scientists have found that global heating is the cause, which implies that we are making the problem worse.