Globally, more than five million people are affected by age-related macular degeneration, which can make reading, driving, and the recognition of faces impossible. A new wireless retinal implant has ...

The first time I accepted that my grandpa was really aging was when I held his hand. His grip was strong as ever. But the skin on his hand was wafer thin and carried tell-tale signs of bruising across ...

The code of life is simple. Four genetic letters arranged in triplets—called codons—encode amino acids. These are the building blocks of proteins, the machinery that powers life. But the genetic code ...

At the age of 45, Casey Harrell lost his voice to amyotrophic lateral sclerosis (ALS). Also called Lou Gehrig’s disease, the disorder eats away at muscle-controlling nerves in the brain and spinal ...

NASA plans to send crewed missions to Mars over the next decade—but the 140 million-mile (225 million-kilometer) journey to the red planet could take several months to years round trip. This ...

Such sensors could one day carry out MRI at the scale of individual cells or aid researchers in drug development. Fragile quantum states might seem incompatible with the messy world of biology. But ...

This year gave rise to an incredible mix of brain implants that can record, decode, and alter brain activity. It sounds like déjà vu—brain-machine interfaces also lived rent free in my head in last ...

When the gene editing tool CRISPR-Cas9 rocketed to fame more than a decade ago, it transformed biotechnology. Faster, cheaper, and safer than previous methods, the tool helped scientists gain insight ...

Our bodies are constantly breaking down. Over time, their built-in repair mechanisms also fail. Knee cartilage grinds away. Hip joints no longer support weight. Treatments for breast cancer and other ...

Remember the last time you visited the doctor? They likely asked you about your medical history. For many conditions, this information isn’t just relevant for diagnosis and treatment, it’s also ...

Sitting on the Marine Atlantic ferry, I’m watching the Newfoundland skyline disappear on the horizon as I type away. I see the rocking of the ocean waves, inhale its salty breeze, feel and hear the ...

Recent progress in AI largely boils down to one thing: Scale. Around the beginning of this decade, AI labs noticed that making their algorithms—or models—ever bigger and feeding them more data ...