Custom polymer structures can now be 3D printed inside living cells using laser-based fabrication, opening paths to intracellular sensors, cell tracking tags, and embedded microlasers.

Human cells are extremely small and tightly packed – at about 20 micrometers across, roughly one-fifth the width of a human ...

A new twist on two-photon polymerization has been used to deliver objects, including lasers and an elephant, directly into ...

Scientists have long known that cellular membranes vary in thickness, but measuring those differences inside actual cells has ...

Researchers at Colorado State University have determined how to use artificial intelligence to modify antibodies so they act ...

After centuries of mapping the human body in ever-finer detail, scientists are still making discoveries. Here we are, in 2025, and a previously unknown cellular structure that could be vital to our ...

Diamond nanoparticles containing nitrogen-vacancy centers can now monitor cellular metabolism in real time, targeting specific organelles while tracking particle movement inside living cells.

The constant, energy-driven motion inside living cells may generate electricity in a way no one fully recognized before.

KAIST researchers have developed a way to reprogram immune cells already inside tumors into cancer-killing machines. A drug ...

Cells do more than carry out chemical reactions. New theoretical work suggests they may also generate usable electrical ...

Scientists may have found a safer way to make cells burn more calories—by turning up the heat inside our cellular power plants.