Biology

Design Sem Nome 32

Spiders Manipulate Fireflies to Draw More Prey into their Webs

Biology, Science /

Certain species have a remarkable ability to exploit others for their benefit. Scientists have recently uncovered a fascinating example: some spiders manipulate the flashing of fireflies to lure more insects into their webs. While fireflies’ enchanting glow illuminates the warm summer twilight, there’s more to it than meets the eye. Males flash their two lights […]

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Thornless Roses from Genetic Modifications Lead to Better Crops

Biology, Genetics, Science /

Everyone adores roses, but they’d be even more enjoyable without their sharp thorns. Scientists have now developed a way to grow thornless roses, which could simplify crop harvesting. It’s worth noting that some rose varieties are naturally thornless. However, most plants don’t fall into this category. Many crop plants, like blackberries and eggplants, along with

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Dogs Can Detect our Stress and it Profoundly Impacts Them

Biology, Science /

Dogs can detect human stress, and a new study shows that this scent may cause dogs to make ‘pessimistic‘ decisions, reflecting a similar emotional effect. This is the first scientific evidence that human stress odors influence dogs’ emotions and learning, according to UK researchers, and it may provide valuable insights into the ancient bond between

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Design Sem Nome 2024 07 24T052241.203

Chimpanzees use Rapid Gestures, Much Like Human Conversations

Biology, Plants & Animals, Science /

When people converse, they quickly take turns speaking and sometimes interrupt each other. Researchers who have compiled the largest dataset of chimpanzee “conversations” have discovered that chimps also communicate using gestures in a similarly rapid manner. These findings, reported on July 22 in Current Biology, reveal that chimpanzees follow a rapid-fire pattern similar to human

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Design Sem Nome 2024 07 17T212905.128

Smart Soil Boosts Crop Size by 138% and Cuts Water Use by 40%

Biology, Science /

Watering and fertilizing crops to meet global food demands is a significant challenge in agriculture. Scientists at the University of Texas at Austin have now developed a “smart soil” that enhances plant hydration and provides a controlled nutrient release. Tests show it significantly improves crop growth while using much less water. An estimated 70% of

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Even Awake, Our Brains Rest and Activate During Sleep

Biology, Science /

Scientists have made a groundbreaking discovery: a small region of our brain shuts down briefly to take microsecond-long naps while we’re awake. Interestingly, these same areas become active during sleep. These findings could provide crucial insights into neurodevelopmental and neurodegenerative diseases associated with sleep disturbances. Researchers from Washington University in St. Louis (WashU) and the

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A Freeze-Dried Mammoth Reveals the Most Complete Ancient Genome in 3D

Biology, Science /

Scientists have created the most complete 3D reconstruction of the woolly mammoth genome, thanks to a remarkably well-preserved specimen that was “freeze-dried” immediately after death. With its DNA preserved in a glass-like state, they discovered fossilized chromosomes for the first time, enabling them to see which genes were active or inactive. While mammoths and other

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