Modern astronomical techniques have uncovered clues to a possible facet of Mayan astronomy from nearly 2 millennia ago not found in surviving records.
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Hurricane Irma Tears Across Caribbean, Heads to South Florida
Florida residents prepare for potentially catastrophic winds and flooding.
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White House Announces Picks for NASA Chief and NOAA Deputy Head
If the administration’s selection of Rep. Jim Bridenstine to lead NASA is confirmed, the congressman would be the first politician to head the agency.
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Clues Found That Earth May Have a Thermostat Set to “Habitable”
Weathering of rocks can control Earth’s temperature over geologic timescales, new geochemical data suggest.
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Big Space Rock to Pass near Earth on Friday
An asteroid named for Florence Nightingale will make its closest approach to our planet since 1890 but will remain a safe distance away.
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Panama Study: Tallest Tropical Trees Died Mostly from Lightning
On Barro Colorado Island in the Panama Canal, scientists map lightning strikes and find that they kill mainly the loftiest trees, likely disturbing the forest ecology.
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Southern Greenland Wildfire Extinguished
Scientists are still investigating the cause, fuel source, and overall impact of the weeks-long blaze.
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White House R&D Priorities Differ from Its Budget Requests
The administration’s top R&D priority areas are American military superiority, security, prosperity, energy dominance, and health.
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Engineering New Foundations for a Thawing Arctic
Researchers experiment with new building supports to prepare the Arctic for rapid shifts in permafrost and ground stability.