A team at the Francis Crick Institute in London used a technique called CRISPR-Cas9 to remove a gene in very early embryos. It was the first time this has been done in Britain, and the first time in the world that the technique has been used to help understand the role of genes in early human development.
Russia and the US
NASA and the Russian space agency Roscosmos have signed a joint statement saying they're going to research the idea of a "deep space gateway" – essentially a space station near the moon.
The Solomon Islands
The elusive rat has been rumoured to exist for years but researchers only just managed to confirm that it really does exist. It's scientific name is Uromys vika.
Its stripesThe ability to jumpThe ability to hear its own mating calls
It can't hear its own mating calls
Pumpkin toadlets appear to have lost the ability to hear their own mating calls, but not (yet) lost the ability to make the calls themselves.
The Cassini spacecraft
The Cassini-Huygens mission came to an end when Cassini threw itself towards Saturn – to avoid contaminating any of the planet's potentially habitable moons with earthly microbes. In its lifetime Cassini produced some breathtaking images of Saturn.
Also known as upside-down jellyfish. They may not have brains, but according to a study of 23 individuals published this month, they do go dormant for a period at night, and when deprived of this sleep-like state, they struggle – just like sleep-deprived humans do.
The 2016 Paris agreement set world governments the goal of keeping global warming to "well below" 2°C above the preindustrial average, with an "aspiration" of keeping it to less than 1.5°C. A study published this month in the journal Nature Geoscience says that this target is still physically possible – although there is still doubt about whether it's politically or economically viable.
Kelly Oakes is science editor for BuzzFeed and is based in London.
Contact Kelly Oakes at email@example.com.
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