Chris Stokel-Walker is a freelance journalist in Newcastle, England. SpaceX’s targeted $1.75-trillion valuation rests on engineering that hasn’t happened yet ...

Fossilized poo harbors remains from mammoths, bison and big cats, including some of the oldest DNA ever reconstructed ...

I’ve been a Scientific American subscriber since I was 12 years old, and it helped shape the way I look at the world. SciAm always educates and delights me, and inspires a sense of awe for our vast, ...

As Ebola rages, Moderna and others are racing to develop an mRNA vaccine for the rare Bundibugyo virus driving the current ...

The X-59 is designed for a quieter faster-than-the-speed-of-sound flight. It has a long nose that dissipates the pressure ...