Botany: A stem's 'sense of self' contributes to shape

It is well known that as plants grow, their stems and shoots respond to outside signals like light and gravity. But if plants all...

Yellow fever killing thousands of monkeys in Brazil

In a vulnerable forest in southeastern Brazil, where the air was once thick with the guttural chatter of brown howler monkeys, there now exists...

Heart tissue grown on spinach leaves

Researchers face a fundamental challenge as they seek to scale up human tissue regeneration from small lab samples to full-size tissues, bones, even whole...

Pollination mystery unlocked by bee researchers

Bees latch on to similarly-sized nectarless flowers to unpick pollen – like keys fitting into locks, scientists have discovered.

New species of terrestrial crab found climbing on trees in Hong Kong

A new species of terrestrial crab has been found to climb trees on the eastern coast of Hong Kong. Its squarish predominantly dark brown...

Parsley and other plants lend form to human stem cell scaffolds

Borrowing from nature is an age-old theme in science. Form and function go hand-in-hand in the natural world and the structures created by plants...

Team nebulizes aphids to knock down gene expression

Researchers are nebulizing soybean aphids with RNA to speed the process of discovering the function of many mystery genes.

Study finds link between sugar signaling, regulation of oil production in plants

Even plants have to live on an energy budget. While they're known for converting solar energy into chemical energy in the form of sugars,...

How improved valves let grasses 'breathe,' cope with climate change

New work from a joint team of plant biologists and ecologists from Carnegie and Stanford University has uncovered the factor behind an important innovation...

Grasses: The recipe for especially efficient stomata

Scientists have identified a key element underlying the superior function of stomata -- or tiny, gas-exchanging pores -- in grasses, where stomata function more...

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EU says to beef up climate diplomacy to save Paris agreement

BRUSSELS EU foreign ministers on Monday said the bloc would strengthen diplomacy to promote the fight against climate change in the face of a...

Climate change has driven 16% drop in ‘snow meltwater’ from Asia’s high mountains

Climate change is reducing the supply of water from melting snow to many of the largest rivers in Asia, threatening the water security of...

Conservative civil war brews over climate policies.

U.S. EPA boss Scott Pruitt is under fire from some conservatives who think he's playing it safe. Photo courtesy of @EPAScottPruitt via Twitter. Infighting over...

Global warming may explain Arctic's green ice

New York, March 31 (IANS) Global warming may be responsible for massive blooms of phytoplankton growing under Arctic sea and more blooms in the...

Volcanic eruptions examiner

Volcanologists spent two weeks collecting samples from Yasur, a continuously erupting volcano on Tanna, an island in the remote South Pacific archipelago of Vanuatu,...