‘Limited’ Tactical Nuclear Weapons Would Be Catastrophic

Since Russia invaded Ukraine on February 24, Russian President Vladimir Putin has given orders to increase the alert level of Russia’s nuclear forces and has made veiled nuclear threats. The blatant aggression against Ukraine has shocked Europe and the world. The war is a tragedy for Ukraine. It also exposes the limits of the West’s … Read more

With ‘Limited Amount of Time Left,’ New IPCC Report Urges Climate Adaptation

The lowly Bramble Cay melomys, a small Australian rodent, wasn’t the kind of animal that often made the news. But in 2019, it splashed across headlines. The reason? It was the first mammal to go extinct because of climate change. Named for the island where it used to live, the little rodent had been declining … Read more

Virgin Galactic is reopening space tourist ticket sales for a limited time

Starting Wednesday (Feb. 16), aspiring space tourists can once again book a trip to the final frontier with Virgin Galactic. The company announced Tuesday (Feb. 15) that it will temporarily reopen its waiting list for customers ahead of providing commercial service. The seat deposit is $150,000, and the total ticket price is $450,000. As of … Read more