Scrambling through dense salal in the dark, weaving between the majestic western red cedars of northern Haida Gwaii, I could barely imagine where we were just days before—crossing Dixon Entrance off the coast in an open skiff, ...
Ecology
6 hours ago
0
10
Ammonia is one of the most important chemicals produced in the world, ranking second only to sulfuric acid in the total volume produced each year. It is used mostly to make fertilizer, which is essential to feeding the world's ...
Analytical Chemistry
8 hours ago
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42
Biomolecular nanomachines, such as enzymes and molecular motors, are the workhorses behind the synthesis and organization of complex materials in life. Powered by chemical energy, they build, transport and organize biomolecules, ...
Bio & Medicine
10 hours ago
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11
The surface of Mars is home to some of the most breathtaking and awe-inspiring landscapes in the solar system. This is primarily because the Red Planet lacks several resurfacing processes that Earth possesses, including plate ...
Planetary Sciences
11 hours ago
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250
As autumn gives way to winter across the Arctic, the ground doesn't immediately freeze solid. Instead, soils often linger near the freezing point for days or even weeks in a phase called the zero curtain. In a new NASA-led ...
Earth Sciences
12 hours ago
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16
Europe saw at least 30,000 excess deaths across a blistering summer of back-to-back heat waves and drought that scientists have blamed on man-made climate change, according to provisional figures.
Environment
12 hours ago
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17
Precise activation of tens of thousands of genes is critical for healthy development and growth. Specialized segments of our DNA are responsible for carefully orchestrating genetic sequences that result in the production ...
Biotechnology
13 hours ago
0
210
With Gulf turmoil slashing Suez Canal traffic, shipping firms are tempted to try the Arctic for quicker trips between Europe and Asia—but commercial prospects are unlikely to match countries' strategic ambitions for the North ...
Environment
13 hours ago
0
11
Sometimes science throws up the unexpected. When a team of researchers set out to model river erosion in Canada's High Arctic, they did not expect the findings to defy common sense.
Earth Sciences
13 hours ago
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11
More than 6,500 years ago, someone carefully drilled a hole in a human tooth, strung it on a cord and likely used it as a necklace. Found during field surveys at the Vinča cultural site of Jablanica in Serbia, the human tooth ...
