Close
Readers Respond to the January 2022 Issue

Readers Respond to the January 2022 Issue

Readers Respond to the January 2022 Issue Scientific American MECHANICAL MYSTERY “Wonder of the Ancient World,” by Tony Freeth, describes the Antikythera mechanism, a Greek astronomical calculation machine. As a biologist with an interest in engineering, I was amazed by the device’s construction. Just how did the ancients make it? I doubt they…

Congress subpoenas Meta, Alphabet, Twitter, and Reddit over January 6th Capitol attack

Congress subpoenas Meta, Alphabet, Twitter, and Reddit over January 6th Capitol attack

Congress subpoenas Meta, Alphabet, Twitter, and Reddit over January 6th Capitol attack Adi Robertson Congress has sent subpoenas demanding information from Meta (formerly Facebook), Twitter, Reddit, and Alphabet concerning the January 6th, 2021 attack on the US Capitol. The House of Representatives Select Committee that’s investigating the attack wants each company to disclose moderation policy…

50, 100 & 150 Years Ago: January 2022

50, 100 & 150 Years Ago: January 2022

50, 100 & 150 Years Ago: January 2022 Mark Fischetti 1972 Molten Moonglow “Thermocouples placed in two holes drilled on the surface of the moon by the astronauts of Apollo 15 show that heat is flowing outward at about three times the rate that had been expected. The source of the…