CAPE CANAVERAL, Fla. (AP) — Four space tourists who orbited the north and south poles returned to Earth on Friday, splashing down in the Pacific to end their privately funded polar tour.

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Australia is seeing a resurgence in geothermal energy, but not for power generation. Our rocks are too deep, too cool, and too far from power grids, and earlier attempts have all ended in failure. So ...

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Mar. 20, 2025 — The Dark Energy Spectroscopic Instrument used millions of galaxies and quasars to build the largest 3D map of our universe to date. Combining their data with other experiments ...