Experts used “scenarios” to suggest global human population will stabilize around 9 billion by about 2050. A new statistical analysis tells a different story.
“There was no moment in time when a dinosaur became a bird, and there is no single missing link between them,” said Steve Brusatte, who led the study.
Up to half of the water on Earth and throughout our solar system likely originated as ices that formed in interstellar space.
Arctic sea ice continued its long-term decline in 2014. Meanwhile, sea ice on the other side of the planet was headed in the opposite direction. Why?
Antifreeze blood helps fish called notothenioids survive in icy Antarctic waters. The down side is that the ice crystals in their blood don’t melt as temperatures warm.
Northwestern Florida was thought to get hit by a hurricane with a five-meter (16-foot) storm surge every 400 years. In fact, the frequency may be every 40 years.
This dinosaur probably didn’t have a keen sense of smell. Its big nose might have been used to attract mates, smash plants or recognize others of its species.
Sea ice in the Arctic continued its below-average trend this year as ice declined to its annual minimum. Meanwhile, in Antarctica, sea ice was at a record high.
The Meadow fire in Yosemite National Park is still burning, but nearly 100 percent contained now. This video by QT Luong shows the beauty and terror of wildfire.
The Chinese were great students of nature. Autumn is connected in Chinese thought with the direction west, considered to be the direction of dreams and visions.
On the day of the equinox, the center of the sun would set about 12 hours after rising – given a level horizon, as at sea, and no atmospheric refraction.
June through August 2014 is the warmest period recorded since record keeping began in 1880, NOAA says. Also, the warmest August since 1880.
Lethal aggression is something that chimpanzees naturally do, the study says, regardless of whether human impacts are high or low
As Voyager 1 left Earth on September 18, 1977, it looked back and acquired a stunning image.
Lava flow on the northeast side of Kilauea – Hawaii’s most active volcano – is setting trees and shrubs in its path on fire, but the fires are not spreading officials say.
Peak tornado activity typically occurs in the region from early May to early July. It has moved an average of seven days earlier over the past six decades.
An international research team has developed a new system to quantify 15 years of CO2 emissions, every hour, for the entire planet, down to the city scale.
In the wake of the deaths of 16 Nepalese guides on Mount Everest in April 2014, many groups push for reform of climbing expedition practices.
NASA scientists were in the right place at the right time this summer to capture photos of a fresh landslide, caused by an Alaska earthquake.
Major Hurricane Odile struck the Baja Peninsula and left extensive damage and flooding across the area. Photos of the damage and firsthand reports, here.
Spinosaurus was the largest known predatory dinosaur to roam the Earth. Scientists now say that it was also the first truly semiaquatic dinosaur.