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Strange new material discovered in “fossilized lightning”
During a thunderstorm in the summer of 2012, lightning struck a tree in New Port Richey, Florida, which flash-melted soil and sand around the roots
Simple 3D-printed sperm-sorting device could help couples conceive
Designed to replicate the female reproductive tract, it incorporates a reservoir along the outside which is connected to a central collection well by intricate microfluidic channels

An ancient ocean floor has landed next to the Earth’s core, says study
Seismic waves from around the globe were sampled by equipment in Antarctica






