Technology

This simple solution can provide relief from the heat in cities

(CNN) — Summers are becoming increasingly dangerous, especially in cities, where temperatures soar due to heat dissipation effects caused by tall buildings, concrete and asphalt. But there may be a simpler and potentially cheaper way to reduce urban heat: retroreflectors. Applying retroreflective materials to buildings reduces their surface temperature by ... Read more

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These are the first stars of our universe

The Milky Way is the galaxy that contains our solar system. It is estimated that within 4 billion years it will disappear as we know it now. gloria martin 03/09/2024 13:00 6 minutes A dead galaxy that stopped forming stars 13 billion years after the Big Bang has been discovered ... Read more

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