Fancy a bite of woolly mammoth jerky? A beefjerkylike fossil of this prehistoric creature has been discovered – a metrelong piece of skin still covered in hair. And the most amazing thing is that the entire genome has remained intact, giving more insight into these creatures than ever before. Could this help bring woolly mammoths back to life?

There is a way to make butter not from cows, not from vegetable oils or even microbes, but from pure carbon. And if you want a climate friendly way of producing a delicious spreadable fat, this may just be it. A company called Savor is using a process that can convert captured CO2 or natural gas into fatty acids.

The origin of life is a huge scientific mystery: how can something so complex emerge from inert and random molecules? Well, Google has created a simulation to figure this out. The company has used computer code to recreate the random ‘primordial soup’ of early Earth, with results that might baffle you.

When mammals breastfeed, calcium is stripped from their bones to make the milk, but their bones don’t get significantly weaker. How does that work? Well, a new, bonestrengthening hormone found in mice may have finally solved the longstanding mystery – and could benefit human health.

Plus: How our pupils change size with every breath; how cosmic rays could help protect financial markets; and how ancient Denisovan DNA may have helped the people of Papua New Guinea adapt to their environment.

Hosts Timothy Revell and Christie Taylor discuss with guests Corryn Wetzel, Madeleine Cuff, Matthew Sparkes and Grace Wade.

To read more about these stories, visit newscientist.com.
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