The gray rhino theory is a metaphor that describes risks that are obvious, highly probable and impactful, but often downplayed or outright ignored. The theory was developed by Michele Wucker.

Bdelloid Rotifer is alive!
A microscopic worm-like creature survived for at least 24,000 years in Siberian permafrost and then reproduce. Scientists dug up the animal known as a bdelloid […]