We recently heard reports of a new and dangerous ‘hybrid’ variant circulating in Vietnam. There is such as a thing as a hybrid viral variant — but this doesn’t appear to be it.
Researchers have grown mammal embryos later into development than ever before in an artificial womb.
Vitalii Kyryk/WikimediaCommons
Researchers have grown the first human-monkey hybrid embryos as well as mouse embryos in artificial wombs late into development. These biomedical breakthroughs raise different ethical quandaries.
At the moment, fuel taxes pay for most of the maintenance of US roads, bridges and highways. What happens when the majority of cars no longer run on gasoline?