Biology

Fossilized poo harbors remains from mammoths, bison and big cats, including some of the oldest DNA ever reconstructed

The first participant has been treated in a landmark clinical trial of cellular reprogramming, which aims to rejuvenate aging cells

Researchers have created the first high-resolution global map of the extent of one of Earth’s largest—and least visible—living networks

Johanna Gabriela Ottilie “Tilly” Edinger dedicated her career to studying ancient brains. It saved her life

Controlling a small group of “noisy” sheep holds hints for computer algorithms

Dogs spontaneously aid struggling humans the way young children do—whereas cats wait until they stand to benefit

Bumblebees appear to be capable of coming up with creative solutions to new problems to get a sugary reward—and their strategies include cheating

Culture is humanity’s secret for world domination. This calculation shows just how powerful it is

More than 5,300 years after Ötzi’s death, researchers identified yeasts in his gut microbiome that continue to be active—and they used it to make bread

How animals use Earth’s magnetic field to navigate is one of biology’s biggest unsolved mysteries. This study proposes a totally new source for the sixth sense

Wemby’s height gives him an advantage in blocking and rebounding, but how does the tallest player in the NBA keep hitting all those threes?

The discarded fragments of this creature apparently refuse to die, leading researchers to claim immortality