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AstronomyThe Parker Solar Probe is the first spacecraft to visit the sun’s atmosphere
NASA’s Parker Solar Probe crossed a boundary between the sun’s atmosphere and interplanetary space that has been predicted for decades but never observed.
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ArchaeologyNeandertals were the first hominids to turn forest into grassland 125,000 years ago
Neandertals’ campfires, hunting and other activities altered the land over 2,000 years, making them the first known hominids to impact their environs.
By Bruce Bower -
Quantum PhysicsQuantum physics requires imaginary numbers to explain reality
Quantum theory based only on real numbers fails to explain the results of two new experiments.
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