Ancient wooden tools found at a site in Gantangqing in southwestern China are approximately 300,000 years old, new dating has ...

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens.

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens. For the ...

Scientists at the University of Helsinki discovered how plants heal their protective outer layer, the periderm. The diffusion ...

For most of the Ordovician, plants thrived in Antarctica. That changed when the temperature dropped by 8°C and ice crept over the poles. Winters got colder and summers hotter.

To study the rapidly changing ecosystems of Antarctica, researchers have recently created the first continent-wide map of its plant life. You might expect the color palette of Antarctica to be ...

The series of extinctions that occurred during the Ordovician and Silurian periods between 445 and 415 million years ago wiped out as much as 85 percent of all animal species on Earth. It was the ...

Though not as advanced as what we have now, Ordovician life was more developed than that of the Cambrian period. The Ordovician organisms included articulate brachiopods, corals, bryozoans, gastropods ...

A newly developed "plant tree of life" may help scientists crack an "abominable mystery" declared by Charles Darwin. Flowering plants first evolved over 140 million years ago.