The first animals on Earth took millions of years to evolve, a slowness that surprises paleontologists. How to explain it ...

Something Changed Last Winter and Now Ticks Are Thriving in Places They Weren't Before ...

The human-made cells show many hallmarks of life, but they can't make all their necessary internal structures or divide for ...

Duane Bryers was not a man easily labeled. A Minnesota farm boy, who at times worked in a sawmill and dug ditches, swung from a trapeze in the circus, painted murals, drew comic strips and sculpted ...

Heeva Alavi, an Iranian-American, writes about her family’s mixed emotions about the World Cup, while Aariv Shah reflects on the SpaceX I.P.O. By The Learning Network We invited teenagers to create an ...

This postdoctoral researcher explores how metabolic states, such as after a meal, influence T cell immunity and functional programming.