There is a lot of controversy surrounding the UK’s February 3rd decision to authorize mitochondrial DNA modification in embryos. This new law has taken on the names “three-person embryo” and “three-person babies” law. There is no doubting the social complications and controversy that this law may bring about. People who support the UK’s decision argue […]
In recent years, scientists have discovered carcasses of frozen woolly mammoths with intact tissues and preserved DNA. With this DNA, and that from other extinct animals, researchers are trying to actually clone the extinct animals and bring them back to life. Current technologies are on the verge of making this possible. So far, the closest we’ve come is to de-extincting the passenger pigeon, thanks to frozen DNA samples and the DNA of its closest relative, the band tailed pigeon.