Science

Living robots made in a lab have found a new way to self-replicate, researchers say
Xenobots, a type of programmable organism made from frog cells, can replicate by spontaneously sweeping up loose stem cells, researchers say. This could have implications for regenerative medicine.
FDA panel narrowly backs COVID-19 pill from Merck
A panel of U.S. health advisers on Tuesday narrowly backed the benefits of a closely watched COVID-19 pill from Merck, setting the stage for a likely authorization of the first drug that Americans could take at home to treat the virus.
How vaccine makers plan to address the new omicron coronavirus variant
Vaccine makers are already pivoting their efforts to combat new coronavirus variants: testing higher doses of booster shots, designing new boosters that anticipate strain mutations, and developing omicron-specific boosters.