@[email protected] to TechnologyEnglish • 1 year agoWe Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Yearswww.sciencealert.comexternal-linkmessage-square34fedilinkarrow-up1213arrow-down136
arrow-up1177arrow-down1external-linkWe Finally Know How Ancient Roman Concrete Was Able to Last Thousands of Yearswww.sciencealert.com@[email protected] to TechnologyEnglish • 1 year agomessage-square34fedilink
minus-squareGreatAlbatrosslinkfedilinkEnglish16•1 year agoTo be fair, we keep expanding what we class as the solar system. Poor old voyager keeps getting the goalposts moved!
minus-square@baronofclubslinkEnglish4•1 year agoThe year is 76,014. Voyager still hasn’t left the solar system. Also, the solar system now contains Proxima Centauri.
To be fair, we keep expanding what we class as the solar system. Poor old voyager keeps getting the goalposts moved!
The year is 76,014. Voyager still hasn’t left the solar system. Also, the solar system now contains Proxima Centauri.