Warming temperatures may cause birds to shrink
Biologists have known for a long time that animals living in colder climates tend to have larger bodies, supposedly as an adaptation to reduce...
Air pollution may shorten telomeres in newborns — a sign of increased health risks
A study conducted before and after the 2004 closure of a coal-burning power plant in Tongliang, China, found children born before the closure had...
Frozen in time: Glacial archaeology on the roof of Norway
Artefacts revealed by melting ice patches in the high mountains of Oppland shed new light on ancient high-altitude hunting.
Low-cost tool for detecting bacteria in food, water
Food scientists have developed a new, rapid and low-cost method for detecting bacteria in water or a food sample. Once commercially available, it should...
So much depends on a tree guard
In a big city, trees, like people, like their space. In a new study, researchers found that street trees protected by guards that stopped...
New filters could enable manufacturers to perform highly selective chemical separation
A team of chemical and biological engineers has developed highly selective membrane filters that could enable manufacturers to separate and purify chemicals in ways...
Oxidized iron deep within Earth’s interior
Scientists digging deep into the Earth's mantle recently made an unexpected discovery. Five hundred and fifty kilometers below the Earth's surface, they found highly...
New, forward-looking report outlines research path to sustainable cities
In 1950, fewer than one-third of the world's people lived in cities. Today more than half do. By 2050, urban areas will be home...
Survey results show Christians becoming less concerned about the environment
There has been no "greening of Christianity" among people in the pews, despite efforts by some religious leaders to emphasize environmental stewardship, according to...
Paints and varnishes based on potato starch
Climate change, finite resources, increasing burdens on the environment mean that more and more industries are focusing on sustainable production. And this is also...




















