SARS-CoV-2 phylogenetic tree. The severe acute respiratory syndrome coronavirus (SARS-CoV-2) is the cause of the ongoing global pandemic of coronavirus disease-2019 (COVID-19) ...

A first-of-its-kind report shows more than 100 native species of trees in the lower 48 states are facing the threat of extinction due to invasive insects, diseases and climate change.

AIgorithm Helps Evolutionary Biologists See Where Bird Species Are Perched on Phylogenetic Tree April 1, 2024. Just as bird watchers may use binoculars to add to their species lists, scientists ...

On the hunt in swamps, river mouths, and brackish coastal water, archerfish pick off insects with pinpoint precision. They don’t need arrows—instead, they shoot jets of water over a meter at ...