These amazing pictures from the United States show a wall of dust moving through the city of Phoenix in Arizona. Sandstorms like this happen during the region's monsoon season, which is underway. They occur over desert land and can reach thousands of feet into the air, spurred by strong winds. The d...

One of the most passionate speeches of the opening day of the U.N. climate change conference in Paris was delivered by Marshall Islands President Christopher Loeak. Thousands of residents from the Marshall Islands have already fled the Pacific island state, becoming climate change refugees because o

A vaccine against the deadly Ebola virus has led to 100% protection and could transform the way Ebola is tackled, preliminary results suggest. This could be the breakthrough the world has been waiting for. There is caution as the results are still preliminary, with more data coming in. But official...

Paper art sculpture by Calvin Nicholls. Calvin is an artist from Lindsay, Ontario, Canada. This project is named "Flight", where Calvin makes a hawk. Calvin says " I have been a full time paper sculpture artist since the mid 1980's during which time I have created pieces for advertising campaigns, ...

A same-sex gentoo penguin couple has welcomed the birth of their first baby, er, chick, together, Australia’s Sea Life Sydney Aquarium announced On October 25, 2018. Dads Sphen and Magic, a couple known as “Sphengic,” were given an egg that they incubated and protected for nearly five weeks in their

The Singing Ringing Tree is aptly named. A 3-meter-tall, wind-powered musical sculpture made of galvanized steel pipes, it stands high above the English town of Burnley. The pipes swirl to form the shape of a tree bent and blown by the wind, and produce an eerie, melodious hum as the constant wind o...

In every female kobudai... is a male in waiting. Animals in the genus Semicossyphus belong to the wrasse family, or the Labridae. Other members of the family and some fish in other families can also change their gender. They develop the reproductive organs, external features, and behavior of the op...

Altocumulus Standing Lenticular Clouds: When sufficient moisture is present above mountain-top level, ACSL clouds develop within the crest of these mountain waves where the air is rising. ACSL clouds are continually developing and dissipating in the vicinity of the wave's crest and immediately dow...

Since the beginning of the epidemic, more than 70 million people have been infected with the HIV virus and about 35 million people have died of HIV. Globally, 36.7 million [30.8–42.9 million] people were living with HIV at the end of 2016. An estimated 0.8% [0.7-0.9%] of adults aged 15–49 years worl

US President Barack Obama has unveiled what he called "the biggest, most important step we have ever taken" in tackling climate change. The aim of the revised Clean Power Plan is to cut greenhouse gas emissions from US power stations by nearly a third within 15 years. The measures will place signifi...