Major advance in super-resolution fluorescence microscopy

Scientists led by Nobel Laureate Stefan Hell at the Max Planck Institute for Medical Research in Heidelberg have developed a super-resolution microscope with a spatio-temporal precision of one nanometer per millisecond. An ...

Deep fractures and water-carved valleys on Mars

Mars displays fascinating geology everywhere you look—and nowhere is this more true than in the fractured, wrinkled ground seen in this image from ESA's Mars Express.

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