العلوم والبيئة
Earth's oldest evidence of life is written in stone—but it's at risk of disappearing
المصدر: Phys.org - latest science and technology news stories · نُشر
Today, our planet is teeming with life, but it has not always looked the same. Long before forests reached skyward, animals walked on land and dinosaurs rose and fell, our planet was shaped by a much smaller, more unassuming form of life. And we can still find traces of it today.
Today, our planet is teeming with life, but it has not always looked the same. Long before forests reached skyward, animals walked on land and dinosaurs rose and fell, our planet was shaped by a much smaller, more unassuming form of life. And we can still find traces of it today.
أخبار ذات صلة
Physicists prove a long-suspected quantum speed limit for thermalization
Whether we are waiting for a car windshield to defrost in winter or a warm drink to cool down, how long it takes for an object to settle into a stable, even temperature within its environment (thermal equilibrium) depends on numerous factors. These can include surface area, the m
Phys.org - latest science and technology news stories ·
Warming could help make the Indian Ocean a stronger climate buffer
The world's oceans help slow climate change by absorbing carbon dioxide (CO₂) from the atmosphere, but how much they take up can vary throughout the year. New research, published in Geophysical Research Letters, suggests these seasonal patterns are changing across the Indian Ocea
Phys.org - latest science and technology news stories ·
How one of Earth's worst volcanic disasters affected societies in prehistoric Japan
A new international study led by Lund University examines what happened to population levels after the Kikai-Akahoya volcanic eruption in prehistoric Japan. The results paint a more complex picture than what had previously been believed. The paper is published in the journal Scie
Phys.org - latest science and technology news stories ·
What an ancient volcanic eruption teaches us about resilience today
When a massive environmental disaster strikes, do societies simply collapse and disappear? Or do people find a way to adapt, rebuild and recover?
Phys.org - latest science and technology news stories ·
Was Neanderthal life violent? This wound suggests lethal fighting was more common
A 75,000-year-old Neanderthal spear wound may be evidence violence shaped human life far earlier than thought.
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