Ailing 46-year-old elephant euthanized at Oakland ZooMarch 28, 2023 GMT
OAKLAND, Calif. (AP) — A 46-year-old African elephant has been euthanized at the Oakland Zoo after suffering arthritis and other age-related problems, the zoo announced Monday.
Lisa was euthanized on Sunday after years of chronic and degenerative health issues that had irreversibly worsened, a zoo statement said.
Scientists create mice with cells from 2 males for 1st timeMarch 17, 2023 GMT
For the first time, scientists have created baby mice from two males.
This raises the distant possibility of using the same technique for people – although experts caution that very few mouse embryos developed into live mouse pups and no one knows whether it would work for humans.
Researcher begins 100-day stay at Florida underwater hotelMarch 2, 2023 GMT
KEY LARGO, Fla. (AP) — An underwater researcher submerged Wednesday to begin a 100-day mission in the Florida Keys, attempting to set a record for underwater human habitation at ambient pressure, as well as educating students and conducting medical and marine science research.
Change may allow scientists to grow human embryos longerMay 26, 2021 GMT
LONDON (AP) — New guidelines released Wednesday remove a decades-old barrier to stem cell research, recommending that researchers be allowed to grow human embryos longer under limited conditions.
The “14-day rule,” an international ethical standard that limits laboratory studies of human embryos, has been in place for decades and has been written into law in countries including Britain and Australia.