Dozens of viruses don't use the same four nucleotide bases found in all other life. New work shows how this is possible—and perhaps more common than we think. https://bit.ly/2WiRUcJ
For the first time, a commercial craft will bring a crew of civilians to the space station. It’s a harbinger of space tourism’s future—and its inequities. https://bit.ly/3jf25HC
Security researchers say the group exploited a zero-day in Apple’s operating system to target European government officials over LinkedIn. https://bit.ly/3kmtpoZ
