Top news for 2021-03-17

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Perseverance rover's belly hits the floor on Mars, exposing its rock-sampling heart (videos)

What brings olfactory receptors to the cell surface

Modelling speed-ups in nutrient-seeking bacteria

To Prevent Future Pandemics, The U.S. Should Invest In ‘Real-Time Research’

Pioneering study gives new insight into formation of copper deposits

Why does DNA spontaneously mutate? Quantum physics might explain.

Human skin cells altered to mimic early stage of embryo development

Covid-19 vaccine hesitancy in poorest countries is lower than US

Abundant and stable rocks are critical egg-laying habitat for insects in restored streams

US refuses to extend time between coronavirus vaccine doses