Overestimated nitrogen availability has led climate models to exaggerate how much plant growth can offset rising CO2 levels. Rising levels of carbon dioxide in the atmosphere are a major driver of climate change. At the same time, higher CO2 concentrations مزید پڑھیں
What looked like a mysterious exoplanet was actually the sparkling debris from a violent collision between massive space rocks. Even more astonishing, astronomers watched a second collision unfold in the same system, revealing a surprisingly chaotic neighborhood where new worlds مزید پڑھیں
A newly reconstructed fossil face from Ethiopia reveals surprising complexity in early human evolution. By digitally fitting together teeth and fossilized bone fragments, researchers reconstructed a strikingly well preserved face of a human ancestor that lived 1.5 million years ago. مزید پڑھیں