Biology

Dead bodies keep moving for more than a year after death, study finds 
Blood and stool samples from 1980s link HIV to gut microbiome
Why do “young blood” transfusions help aging mice?
10 surprising things we’ve learned about death
Scientists got an animal to breathe without oxygen
Lizard regenerates perfect tail thanks to stem cells
The bold plan to bring back the American chestnut
Farmers in England begin massive DIY “rewilding” effort
26-year-old builds $8,000 mind-controlled bionic arms
DeepMind releases massive protein structure database