March 24, 2026

A Billionaire-Backed Startup Wants to Grow ‘Organ Sacks’ to Replace Animal Testing

(Wired) – R3 Bio has a bold idea for replacing lab animals: genetically-engineered whole organ systems that lack a brain. The long-term goal, says a cofounder, is to make human versions. As the Trump administration phases out the use of … Read More



 
 

March 18, 2026

As parents clamor for a treatment touted for autism, doctors hesitate to prescribe it

(NPR) – The treatment in question is leucovorin, a derivative of vitamin B9 — also called folinic acid — that is commonly used during cancer treatment. Federal officials said it could help treat a rare brain condition called cerebral folate … Read More