Mouse embryos can make it to an early stage of development in space. In an experiment conducted in 2021, a few hundred frozen two-cell embryos from mice thawed and grew over four days on the ...

It seems paradoxical: embryos formed in microgravity initially show increased vigor, but then encounter growth problems. This ...

In a lab in Japan, scientists transformed cells from the tails of male mice into eggs. They fertilized the eggs with ordinary mouse sperm and implanted them in surrogate mouse moms. The experiment was ...

An international team of biologists, led by Wageningen University & Research, has demonstrated that predators have a direct and rapid influence on how prey species adapt and evolve. In a controlled ...