科学与环境
Ants prioritize brain energy during starvation, echoing pattern seen in humans
来源: Phys.org - latest science and technology news stories · 发布于
The human brain accounts for roughly 2% of total body weight but uses approximately 20% of our body's energy. Relative to our body size, human brains are much larger than those of other mammals and take a lot of energy to keep humans going. The evolution of our unusually large "s
The human brain accounts for roughly 2% of total body weight but uses approximately 20% of our body's energy. Relative to our body size, human brains are much larger than those of other mammals and take a lot of energy to keep humans going. The evolution of our unusually large "social brain" is thought to have given us advanced intelligence and enabled the formation of large, complex societies.
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The autistic brain processes faces differently than scientists thought
A major new study reveals that autistic children’s brains process faces differently, and those differences may begin earlier than scientists previously thought. Researchers found that brain signals associated with recognizing faces become more specialized as neurotypical children
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Researchers produce urea in the field using system powered by biobatteries and solar energy
The CONFETI project, coordinated by the Universitat Autònoma de Barcelona (UAB), has concluded three years of research with the commissioning of a pilot system capable of producing urea, a nitrogen fertilizer widely used in agriculture, directly in the field using renewable energ
Phys.org - latest science and technology news stories ·
Weather warning lifted as third storm to hit Scotland eases off
Energy provider SSEN says 2,000 properties in the north of Scotland are still without power after days of high winds and heavy rain.
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Scientists discover a hidden messaging system deep inside the brain
A tiny region deep within the brain has surprised scientists by revealing a remarkably sophisticated communication system. Previously thought to broadcast the same chemical signal throughout the brain, this region actually sends targeted messages that help control learning, atten
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Millions take fish oil for brain health. A two-year study found no benefit
A surprising two-year clinical trial found that fish oil supplements successfully delivered omega-3s to the brain but failed to improve memory or protect against Alzheimer's-related brain shrinkage. Researchers suspect that getting these nutrients through a healthy diet may offer
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