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Few singers reach their sunset years with the same voice they had in younger days. Singing sparrows are no different. Duke University-led research reveals that elderly swamp sparrows don't sound quite like they used to—nor ...
Plants & Animals
1 hour ago
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The human-caused biodiversity decline started much earlier than researchers used to believe. According to a new study published in the scientific journal Ecology Letters the process was not started by our own species but ...
Evolution
19 hours ago
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"Save the rainforests" is a snappy slogan, but it doesn't tell the full story of how complicated it is to do just that. Before conservationists can even begin restoring habitats and advocating for laws that protect land from ...
Plants & Animals
18 hours ago
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What makes for an endangered species classification isn't always obvious.
Plants & Animals
13 hours ago
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Little red jellies are commonplace near the deep seafloor in Monterey Bay and around the world. Most of them are small—less than five centimeters (two inches) across—and a ruddy red color, but we know little else about ...
Plants & Animals
19 hours ago
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Scientists have found a new way to home in on the proteins covering a particular cell's surface. The feat offers insight into how brain cells form intricate networks during development.
Cell & Microbiology
19 hours ago
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For a long time, researchers assumed that cell death occurs mainly during animal organ growth, but not in plant organs. A research group led by Hannele Tuominen from UPSC has now demonstrated that the death of certain cells ...
Biotechnology
20 hours ago
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Sanitary care in ants to fight disease is known to improve the wellbeing of the colony, yet it has been unclear how social disease defense interferes with pathogen competition inside the individual host body. In their recent ...
Plants & Animals
20 hours ago
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Researchers have analysed these animals for 14 months, concluding that the frequency of their yawns increases immediately after a social conflict among members of the group.
Plants & Animals
18 hours ago
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101
How did homosexuality in humans evolve?
Evolution
19 hours ago
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Several oyster farmers along France's Atlantic and Mediterranean coasts have been forced to halt sales since December after their sites were contaminated by the highly contagious norovirus, which they blame on overflowing ...
Ecology
19 hours ago
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Kenyan food production and grazing land is under threat from a huge desert locust invasion. The insects are currently in two counties in northern Kenya and are now spreading to other Kenyan regions including Meru, Laikipia, ...
Plants & Animals
19 hours ago
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Have you ever seen a sea star move? To many of us, sea star seem motionless, like a rock on the ocean's floor, but in actuality, they have hundreds of tube feet attached to their underbelly. These feet stretch and contract ...
Plants & Animals
19 hours ago
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In a fire-blackened landscape, signs of life are everywhere. A riot of red and green leaves erupt from an otherwise dead-looking tree trunk, and the beginnings of wildflowers and grasses peek from the crunchy charcoal below.
Plants & Animals
19 hours ago
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About 400 million years ago, our early ancestors took their first hesitant steps out of the primordial seas on to land.
Plants & Animals
19 hours ago
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A research team at Kobe University has developed a method of artificially controlling the anchorage position of target proteins in engineered baker's yeast (Saccharomyces cerevisiae).
Plants & Animals
19 hours ago
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In the north eastern Free State, a 60 km green corridor is being created that will link the upper Wilge Protected Environment to the Sneeuwberg.
Ecology
17 hours ago
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Since wildlife poaching in Africa became a critical conservation issue, Chinese people have been portrayed as ruthless in the apparent pursuit of wildlife body parts. The Africa-China Reporting Project in Wits Journalism ...
Ecology
18 hours ago
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There's a long-held myth that Johannesburg is the globe's largest urban forest, resplendent with an annual purple Jacaranda show. But before the planting of these (alien) trees for timber during the Gold Rush in the 19th ...
Ecology
19 hours ago
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Good news stories can be hard to come by in an era of extinction, but the steady improvement in the fortunes of the black rhino is one of those stories.
Ecology
19 hours ago
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