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כתבות אחרונות מאתר 'Phys'
Phys

Underwater drones discover coral reefs off Benin, long presumed dead, teeming with life‎

A coral reef, missing and presumed dead, has been found alive and well off the coast of Benin. Surveys in the 1960s, focused on identifying promising fishing areas, flagged a possible deep-water coral reef but assumed it must be dead. Now, using a modern sonar survey and the Deep Sea Camera System provided by the National Geographic Exploration Technology Lab, scientists have found an apparently healthy reef.

07:10
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Phys

Pittsburgh's new romance bookstores sell more than happily‑ever‑afters‎

"I'm looking for a book where …" has become a defining phrase of BookTok, TikTok's massive community of readers and book influencers.

03:36
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Phys

Generating red blood cell-like cells from canine induced pluripotent stem cells‎

Blood transfusions are crucial in human and veterinary medicine, yet human blood reserves are in constant need of donors, while blood bank systems in veterinary care are nearly nonexistent. This leaves canine transfusions largely reliant on donations from healthy dogs, but securing compatible blood remains a major challenge because dogs also have different blood types.

03:11
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Phys

Creating a map of coral distribution with environmental DNA‎

To track the impacts of environmental change and enable conservation efforts, we must first understand the composition of our ecosystems. A new online resource provides a comprehensive overview of hard coral distribution across the Ryukyu Islands, based on extensive environmental DNA (eDNA) analysis.

03:11
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Phys

How the sun goes to 'sleep' could reveal future space weather when it wakes‎

Scientists have developed a new way to predict the strength of the sun's next activity cycle up to seven years before it reaches its peak.

02:17
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Phys

Centuries before farming, hunter-gatherers introduced fish to the Norwegian mountains‎

Archaeologists have uncovered the remains of 7,000-year-old fish traps in the mountains of southern Norway, indicating that fish were intentionally introduced to upland lakes by Mesolithic hunter-fisher-gatherers and showing that human management of nature was not limited to agricultural societies.

02:17
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