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people-population-cp
Science Wire | Sep 29, 2014

World population unlikely to stabilize in this century

Experts used “scenarios” to suggest global human population will stabilize around 9 billion by about 2050. A new statistical analysis tells a different story.

Image credit: Jason Brougham (University of Edinburgh)
Science Wire | Sep 29, 2014

Clues to the rapid rise of birds

“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.

Photo credit: University of Michigan
Science Wire | Sep 27, 2014

The water in your bottle might be older than the sun

Up to half of the water on Earth and throughout our solar system likely originated as ices that formed in interstellar space.

antarctica-ice-9-19-2014-cp
Science Wire | Sep 27, 2014

Why is Antarctic sea ice increasing as Arctic sea ice declines?

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?

Image credit: Paul A. Cziko via University of Oregon
Science Wire | Sep 24, 2014

Ice crystals don’t melt inside these fish

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.

Storm surge from Hurricane Dennis on July 10, 2005, near Panacea, Florida.  Photo via USGS
Science Wire | Sep 23, 2014

History of storm surge in Florida strongly underestimated

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.

cropped-hadrosaur
Science Wire | Sep 23, 2014

Newfound dino had huge nose, but why?

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.

Arctic sea ice hit its annual minimum on September 17, 2014. The red line in this image shows the 1981-2010 average minimum extent. Data provided by the Japan Aerospace Exploration Agency GCOM-W1 satellite.
Image credit: NASA/Goddard Scientific Visualization Studio
Science Wire | Sep 23, 2014

2014 Arctic sea ice minimum sixth-lowest on record

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.

Half-Dome, Meadow Fire, by QT Luong
Videos | Sep 22, 2014

Time-lapse video of Meadow Fire in Yosemite

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.

Image Credit: Cane Rosso
Blogs | Sep 22, 2014

Autumn equinox, cycles of nature and Chinese philosophy

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.

Image via Wikipedia
FAQs | Sep 21, 2014

Why aren’t day and night equal on the day of the equinox?

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 - August 2014 via NOAA
Blogs | Sep 19, 2014

June through August 2014 hottest ever recorded globally

June through August 2014 is the warmest period recorded since record keeping began in 1880, NOAA says. Also, the warmest August since 1880.

The Ngogo males have just killed a male from a neighboring group. After the male is dead, one of the Ngogo males leaps on the body of the dead animal. Image courtesy of John Mitan
Science Wire | Sep 19, 2014

Chimpanzee wars not due to human influence, says study

Lethal aggression is something that chimpanzees naturally do, the study says, regardless of whether human impacts are high or low

spacecraft voyager 1
This Date in Science | Sep 18, 2014

A first glimpse of Earth and moon as worlds in space

As Voyager 1 left Earth on September 18, 1977, it looked back and acquired a stunning image.

kilauea-lava-flow-usgs-300
Blogs | Sep 18, 2014

Kilauea volcano lava continues to advance

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.

Image via Flickr user Kelly DeLay
Science Wire | Sep 17, 2014

Tornado Alley storm season starting and ending earlier

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.

cropped-co2-emissions-map
Science Wire | Sep 17, 2014

New map of 15 years of CO2 emissions

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.

Photo credit: Mahatma4711
Blogs | Sep 16, 2014

A push for climbing reform after Sherpa deaths on Everest

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 Earth Observatory images created by Jesse Allen, using digital photographs provided by Kelly Brunt, MABEL campaign.
Science Wire | Sep 16, 2014

Earthquake-induced landslide at Seward Glacier

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.

Airport in Cabo San Lucas, via @MexicanadeModa
Blogs | Sep 16, 2014

Major Hurricane Odile slams Baja Peninsula in Mexico

Major Hurricane Odile struck the Baja Peninsula and left extensive damage and flooding across the area. Photos of the damage and firsthand reports, here.

Image credit: Davide Bonadonna
Science Wire | Sep 15, 2014

Bigger than T. rex, this dinosaur hunted in water

Spinosaurus was the largest known predatory dinosaur to roam the Earth. Scientists now say that it was also the first truly semiaquatic dinosaur.