Biology

175 articles with this tag

What Is Ancient DNA and How Scientists Use It Science

What Is Ancient DNA and How Scientists Use It

Ancient DNA extracted from bones, teeth, and even permafrost sediments is rewriting human prehistory, revealing lost species, and opening unexpected d...

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Daily Multivitamin May Slow Biological Aging, Trial Finds Health

Daily Multivitamin May Slow Biological Aging, Trial Finds

A major randomized trial — the COSMOS study — found that a daily multivitamin slowed biological aging by 2.7 to 5.1 months, as measured by epigenetic...

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New Mars Mineral Found in Ancient Sulfur Deposits Science

New Mars Mineral Found in Ancient Sulfur Deposits

Scientists have identified ferric hydroxysulfate, a potentially brand-new mineral, in ancient sulfate-rich sediments on Mars. The discovery, published...

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Health

How Nasal Spray Vaccines Work and Why They Matter

Nasal spray vaccines work by training the immune system at the exact point where viruses enter the body — the nose and airways — creating a line of de...

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Science

Earth's Biodiversity Boom: 16,000 New Species Found Yearly

A landmark University of Arizona study in Science Advances finds scientists are identifying more than 16,000 new species every year — the fastest rate...

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How Archaeologists Decode Ancient Mass Graves Science

How Archaeologists Decode Ancient Mass Graves

When archaeologists uncover a prehistoric mass grave, a battery of modern forensic techniques—from isotopic analysis to ancient DNA—can reconstruct wh...

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What Are Cryptic Species and How Are They Found? Science

What Are Cryptic Species and How Are They Found?

Beneath the surface of Earth's known biodiversity hides a vast shadow catalogue of look-alike species, genetically distinct but visually indistinguish...

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What Is T Cell Exhaustion and Why It Limits Cancer Immunotherapy Health

What Is T Cell Exhaustion and Why It Limits Cancer Immunotherapy

T cell exhaustion is a state in which the immune system's most powerful cancer-fighting cells lose their killing ability. Understanding this process i...

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Why Dogs and Humans Share the Same Behavior Genes Science

Why Dogs and Humans Share the Same Behavior Genes

A landmark study of 1,300 golden retrievers found that the same genes driving canine anxiety, trainability, and aggression also shape human depression...

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What Did Paleolithic Humans Actually Eat? Health

What Did Paleolithic Humans Actually Eat?

The modern paleo diet promises to replicate what our Stone Age ancestors ate — but archaeology tells a far more complex story. Early humans were flexi...

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How Bone Rings Reveal Dinosaur Age and Growth Science

How Bone Rings Reveal Dinosaur Age and Growth

Just like tree rings record years of growth, microscopic lines inside dinosaur bones hold the key to understanding how long these giants lived and how...

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CBD and CBG: New Hope for Fatty Liver Disease Health

CBD and CBG: New Hope for Fatty Liver Disease

Israeli scientists have discovered that the non-intoxicating cannabis compounds CBD and CBG improve liver health through two cellular mechanisms: boos...

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