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.
Meet the mom curing her daughter's incurable disease
Series| Superhuman
The promise of gene therapy
Is the miracle medicine of the future about to become the totally real medicine of the present?