Saturday, May 30, 2020

Elon Musk's biggest worry about SpaceX's first astronaut mission isn't the rocket launch — it's the spaceship's return to Earth

Elon Musk's biggest worry about SpaceX's first astronaut mission isn't the rocket launch — it's the spaceship's return to EarthElon Musk's "biggest concern" is reentry — the final stage of SpaceX's biggest mission for NASA, when its astronauts must hurtle back to Earth.




from Yahoo News - Latest News & Headlines https://ift.tt/2XIWjmm

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Scientists create “smart” DNA drug that targets cancer cells with extreme precision

Scientists have created a programmable drug system that can zero in on cancer cells with unprecedented accuracy. Built from synthetic DNA, i...