Video: Should We Resurrect Extinct Species? De-extinction intends to resurrect single, charismatic species, yet millions of species are at risk of extinction. De-extinction can only be an ...

Iridium is relatively rare in Earth's crust but is more abundant in stony meteorites, which led the Alvarezs to conclude that the mass extinction was caused by an extraterrestrial object.

June 15, 2025 — Underground fungi may be one of Earth s most powerful and overlooked allies in the fight against climate change, yet most of them remain unknown to science. Known only by DNA ...