Alex Knapp

Plus: A powder stronger than steel, mapping a fruit fly's brain, physicists observe ‘negative time' and bringing quantum computing applications to market.

Aetherflux, founded by Baiju Bhatt, plans to build a constellation of satellites that can beam renewable energy to the surface using lasers.

Plus: Nobel Prizes were awarded for the discovery of microRNA's role in gene regulation and development of Google Deepmind's AlphaFold.

Plus: A startup aiming to cut sepsis deaths and a Truepill cofounder’s move into fighting HIV.

Plus: An AI-powered lab assistant could free scientists from drudgery, a rapid way to detect heart attacks and why you should exercise when you're feeling overwhelmed.

Plus: Groupon cofounder's healthcare venture, investments in CAR-T therapies and the upcoming Forbes Healthcare Summit.

Plus: A startup that might help you quit smoking, a new business model for egg freezing and an opioid pill that can't be abused.

Startup Ataraxis, which emerged from stealth Thursday, has developed a model that can predict the risk severity of breast cancer up to 30% more accurately than current tests.

Plus: Manufacturing drug delivery in space, NASA reconnects with Voyager 1, mapping cellular gene-editing machinery, quantum networking and more.

Sometimes at the end of a dental appointment, the dentist shows you a X-ray, points to an unremarkable spot on it and explains why it means you need a particular proce...