EditorialAaron Loar, an engineer at Natron Energy, works from his home in Berkeley, Calif., on Oct. 16, 2020. Aaron Loar, an engineer at Natron Energy, works from his home in Berkeley, Calif., on Oct. 16, 2020.
EditorialLinen bag of salt for mummification, Egyptian, New Kingdom, c1550-c1070 BC. In its most developed form, the mummification process took seventy-two days. To prevent the body from decaying, the internal organs were removed. The brain was not regarded as ...