Tagged: dna

Life-Extending Discovery Renews Debate Over Aging as a ‘Disease’

Life-Extending Discovery Renews Debate Over Aging as a ‘Disease’

As we get older, NAD+ levels decrease, allowing DNA damage to build up. These mutations aren’t a direct cause of the progressive deterioration associated with aging.  Cells cope with the damage by turning on the...

Cholesterol and heart disease risk could be lowered with a single injection

Cholesterol and heart disease risk could be lowered with a single injection

People born with natural mutations that disable a specific gene have a lower risk of heart disease, with no apparent side effects. Now a single injection has successfully disabled this same gene in animal...

Harvard’s George Church: CRISPR could give us pig-to-human organ transplants within 2 years

Harvard’s George Church: CRISPR could give us pig-to-human organ transplants within 2 years

In a bold scientific step that helps open the door to organ transplants from animals, researchers at Harvard and a private company have created gene-edited piglets cleansed of viruses that might cause disease in...

What Is CRISPR and How Could It Edit Your DNA?

What Is CRISPR and How Could It Edit Your DNA?

Gene-editing tool CRISPR is everywhere in the news, but what is it and could it eliminate disease?

Two-Thirds of All Cancers Are Caused By One Thing: Your DNA

Two-Thirds of All Cancers Are Caused By One Thing: Your DNA

While environmental factors can play a huge role, the number one cause of cancer is mutations from regular cell replication. Does this mean cancer in humans is simply inevitable?

Why Some Old People Act Half Their Age: It’s in the Brain

Why Some Old People Act Half Their Age: It’s in the Brain

Scientists are studying people over 80 whose memories are just as good as someone in their 50s. What sets these ‘SuperAgers’ apart?

What Makes You You?

What Makes You You?

When you say the word “me,” you probably feel pretty clear about what that means. It’s one of the things you’re clearest on in the whole world—something you’ve understood since you were a year old. You...

Bad Luck Causes Most Cancer, New Study Finds

Bad Luck Causes Most Cancer, New Study Finds

Mutation, which drives cancer, is actually totally normal. In fact, its the engine of evolution–if not for mutation, our genes wouldn’t make the random changes that once in a while end up giving us...

Ancient Hunter-Gatherers and Farmers Made Love, Not War

Ancient Hunter-Gatherers and Farmers Made Love, Not War

For much of human history, our ancestors were hunter-gatherers, mostly nomadic people who lived by hunting, fishing and harvesting wild food. Around 10,000 years ago, farming developed in Western Asia and quickly spread across...