A new force for optical tweezers

When studying biological cells using optical tweezers, one main issue is the damage caused to the cell by the tool. Giovanni Volpe, University of Gothenburg, has discovered a new type of force that will greatly reduce the ...

ATLAS experiment observes light scattering off light

Light-by-light scattering is a very rare phenomenon in which two photons interact, producing another pair of photons. This process was among the earliest predictions of quantum electrodynamics (QED), the quantum theory of ...

NASA-NOAA satellite analyzes Typhoon Wutip

Typhoon Wutip was impacting the Federated States of Micronesia in the Southern Pacific Ocean when NASA-NOAA's Suomi NPP satellite passed overhead and analyzed the storm in infrared light.

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