Science

How turning off one gene causes mice to grow 6 legs
A study of embryo development in mice led to the creation of a mutant mouse fetus with an extra pair of legs in place of genitals.
This startup is trying to solve lab-grown meat’s biggest problem
A biotech startup has developed a new kind of bioreactor that could help increase cultivated meat production.
In a future with brain-computer interfaces like Elon Musk’s Neuralink, we may need to rethink freedom of thought
In a future with more “mind reading,” thanks to computer-brain interfaces, we may need to rethink freedom of thought.
Modifying poplar tree genes to fight pollution
Do bigger brains have better memories?
CRISPR may unlock targeted cannabis therapy 
Series| The Edge
This coach cut football concussions in half
The Drug Users Bible: A guide to safe drug use
Does playing sports quiet the brain?
Unlocking the mysteries of muscles in motion
What is static electricity? We may finally have an answer.
NYC's whale population is making a comeback – here’s why.
Meet the artist who paints with dna clues