Genetic analyses have solved the riddle of where a marsupial mole fits on the tree of life: It’s a cousin to bilbies, bandicoots and Tasmanian devils.

When scientists constructed a puzzle-solving task and pitted teams of people against teams of ants, the insects sometimes ...

In videos that recently went viral, the ants — called longhorn crazy ants (Paratrechina longicornis) — danced through the ...