At long last, after millions of students in thousands of classrooms have freely and incautiously breathed trillions of breaths, there’s a report about the question: How much chalk dust enters the air when a teacher uses a blackboard? The study, Assessment of Airborne Fine Particulate Matter and Particle Size Distribution in Settled Chalk Dust During Writing and Dusting […]
Doncel: Vaginas & Lime Juice, Laptops & Sperm
Gustavo F. Doncel, M.D., Ph.D. [pictured here] is a tireless researcher into diseases and micro-scale injuries in and around people’s reproductive parts. Perhaps his most spectacularly provocative study, from past years, is: “Six-Day Randomized Safety Trial of Intravaginal Lime Juice,” Christine K. Mauck, Susan A. Ballagh, Mitchell D. Creinin, Debra H. Weiner, Gustavo F. Doncel, Raina […]
Heart-shaped jellyfish-induced lesion (in Brazil)
“The heart is a muscular organ that pumps the blood and makes it circulates in the body. Figuratively it refers to sensibility, affection and love.” – explain Maria do Carmo Araujo Palmeira Queiroz and Juliana Nascimento de Andrade Rabelo Caldas, the Brazilian authors of a recent paper in the journal Anais Brasileiros de Dermatologia. Nonetheless, […]
Moms on the Net: Intro to Computer Science
“Moms on the Net” is a propaganda video about moms on the net. It’s not new, but it’s got staying power. It begins with the words “What a day”: This video is a good introduction, in its own way, though possibly in no other way, to the field of computer science. (Thanks to investigator Carole […]