Science

Model human embryo, created from stem cells, survives past two weeks
A model human embryo capable of developing past day 14 could revolutionize our understanding of human development.
How years of fighting every wildfire helped fuel the Western megafires of today
The current approach to fire management poses unnecessarily high stakes for forests. Here’s why fighting every fire does more harm than good.
Record-breaking amount of Earth’s mantle drilled out of ocean floor
Scientists aboard the JOIDES Resolution have retrieved “a staggering” amount of mantle rock from below the ocean floor.
Study finds 155 tiny new genes evolving in humans
Resurrecting a 2.6 billion-year-old ancient CRISPR system
New killer CRISPR system is unlike any scientists have seen
The first ever honey bee vaccine has arrived
A single injection of gene therapy made old mice live 7% longer
Not just light: Everything is a wave, including you
Rewilding: letting nature do its own thing
Mega bacteria that can be seen with naked eye shakes up the field of microbiology
World’s biggest cultivated meat factory is being built in the US
Stem cell breakthrough could save the northern white rhino