Fifty years since its discovery, scientists have finally worked out how a molecular machine found in mitochondria, the 'powerhouses' of our cells, allows us to make the fuel we need from sugars, a ...

Researchers found LUCA, our earliest common ancestor, lived 4.2 billion years ago. It had a complex biology, affecting its ...

Feel like your metabolism, heart, skin or muscles suddenly just aren't the same as they used to be? This might be why.

After more than five decades of mystery, scientists have finally unveiled the detailed structure and function of a ...

While some animals like mammals have a limited ability to regenerate lost tissues, planarians can be cut roughly in half and ...

During morphogenesis—the process by which living organisms take shape—cells collectively position themselves in specific ways ...

Our immune systems weaken as we get older, making fewer cells that fight infection and help us recover from illness and injury. Scientists aren't completely sure why. They may have a better idea now, ...

Once one of these organs fails, especially without successful resuscitation, it triggers a rapid domino effect. The others ...

Scientists have discovered how aging blood stem cells acquire mutations that give them a growth edge, creating fertile ground for the development of clonol hematopoiesis, a condition that dramatically ...

As the Texas measles outbreak continues, Robert F. Kennedy Jr. said the disease "should not" kill healthy children. A Utah ...

Scientists have grown a tooth in a lab, marking a significant step toward regenerative dental treatments. The study, carried out in London by King's College and Imperial College, used a specially ...

The structural biologist, who has devoted his life to studying the processes behind aging, discusses the surprising things he ...