العلوم والبيئة
A 50-year-old mystery of vanishing frogs reveals a hidden killer
المصدر: All Top News -- ScienceDaily · نُشر
A nearly 50-year-old mystery involving disappearing frogs in Brazil may finally be solved, with scientists uncovering evidence that a deadly fungus swept through the region and devastated vulnerable species. Remarkably, many frog populations have since rebounded, suggesting they
A nearly 50-year-old mystery involving disappearing frogs in Brazil may finally be solved, with scientists uncovering evidence that a deadly fungus swept through the region and devastated vulnerable species. Remarkably, many frog populations have since rebounded, suggesting they developed greater tolerance to the disease that once threatened their survival.
أخبار ذات صلة
Brazil publishes first global ‘roadmap’ for phasing out fossil fuels
Cop30 host sets out steps to break link with coal, oil and gas as it aims to move focus from negotiating to implementing All countries can start to break their dependence on fossil fuels now without needing to wait for new technologies or economic changes, Brazil’s government has
World news | The Guardian ·
A mysterious 4,000-year-old wall is rewriting North Africa’s history
A remarkable 4,000-year-old defensive structure discovered in Morocco is rewriting what scientists thought they knew about ancient North African civilizations. The massive fortifications reveal unexpectedly sophisticated prehistoric societies and suggest that the region played a
All Top News -- ScienceDaily ·
Scientists reveal a hidden snakebite crisis killing up to 513,000 people a year
A startling new study suggests that venomous snakebites are killing far more people worldwide than official statistics indicate, with an estimated 274,000 to 513,000 deaths every year. Researchers found that as many as 7 million people could suffer snake envenoming annually, whil
All Top News -- ScienceDaily ·
Less than 42 minutes of bright daylight linked to higher dementia risk
Getting more daylight could be linked to a surprisingly powerful benefit for brain health. In a study of more than 87,000 adults, researchers found that higher daytime light exposure was associated with a 16% lower risk of dementia, with longer exposure to bright light linked to
All Top News -- ScienceDaily ·
128,000-year-old ice in Tibet could rewrite climate history
Ancient ice discovered high in Tibet may be more than 128,000 years old, preserving an extraordinary record of Earth's climate that scientists previously thought had been lost. The discovery reveals a rare glimpse into the last ice age and could reshape our understanding of how g
All Top News -- ScienceDaily ·