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Largest Aztec temple was decorated with over 100 starfish
Enlarge / This imprint preserves details of the internal structure of the starfish, as well as its overall shape. It’s one of 164 starfish recently unearthed at the Templo Mayor site in Mexico City. (credit: INAH) Aztec priests at Tenochtitlán offered a whole galaxy of starfish to the war god Huitzilopochtli 700 years ago, along […]
“Locked” for 300 years: Virtual unfolding has now revealed this letter’s secrets
In 1697, a man named Jacques Sennacque wrote a letter to his cousin, a French merchant named Pierre Le Pers, requesting a certified death certificate for another man named Daniel Le Pers (presumably also a relation). Sennacque sealed the letter with an intricate folding method known as “letterlocking,” a type of physical cryptography—the better to […]
Trump may Deny FDA’s stricter regulations Such as COVID-19 vaccine
Expand / / The Food and Drug Administration headquarters at White Oak, Maryland. (charge: Getty President Donald Trump on Wednesday stated that he might deny the Food and Drug Administration’s strategy to issue stricter efficacy and safety criteria for COVID-19 vaccines, calling the program a”political movement.” The standards are directed at strengthening public confidence in […]