The US Northwestern University synthetic biologist Joshua Leonard used to build devices when he was a child using electronic kits. Now he and his team have developed a design-driven process that uses parts from a very different kind of toolkit to build complex genetic circuits for cellular engineering.
New technology enables predictive design of engineered human cells
The US Fish and Wildlife Service announced the successful cloning of a black-footed ferret – the first time an endangered US animal has been cloned.
Scientists unveil first clone of endangered black-footed ferret
Google said it fired a lead artificial intelligence ethics researcher, following controversy last year over the tech giant's dismissal of a black colleague who was an outspoken diversity advocate.
Google fires another lead AI ethics researcher
Facebook Inc. is back at the negotiating table, Australian Prime Minister Scott Morrison said on Saturday after the tech giant this week blocked news on its site in the country.
Facebook has 'tentatively friended' us again, Australia says
Scientist Michael Mann argued that the United States must go “well beyond those Paris commitments” as President Joe Biden rejoined the Paris Climate Agreement on Friday.
US must go ‘well beyond Paris commitments’ to avert catastrophic global warming
Nearly 42,000 years ago, when Earth’s magnetic fields reversed, this triggered major environmental changes, extinction events, and long-term changes in human behavior, a new study reports.
Earth’s magnetic field reversal 42,000 years ago triggered a global environmental crisis
Long before this month's deadly flash flood in a remote Indian Himalayan valley, Kundan Singh Rana knew that all the construction work in the fragile region would one day mean disaster.
India's glacier disaster highlights Himalayan dangers
From tiny robots to color-swapping clothes
By Paul Rincon
Smart materials could transform our lives
A fresh examination has revealed new details about the first black hole ever detected – which was spotted in 1964 and became the subject of a friendly wager between renowned scientists – including that it is bigger than previously known.
New look at first black hole detected shows it is bigger than expected

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