Solving the infinite resistor chain as a convergent sequence of sub-ladders

Here is SpacePolicyOnline.com’s list of space policy events for the week of July 12-18, 2026 and any insight we can offer about them. The House and Senate are in session this week. During the Week It’s a busy week, with several important congressional hearings, the next launch of SpaceX’s Starship (IFT-13), the launch of NASA’s…

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After nearly 40 years of research, scientists have uncovered evidence that challenges a long held assumption about forest soils. The world’s longest running soil warming experiment suggests that even carbon once considered stable can begin to break down as temperatures rise, releasing additional CO2 into the atmosphere. Jerry Melillo, a Distinguished Scientist at the Marine…

When the COVID-19 pandemic began sweeping across the world in February 2020, Linda Guamán, a microbiologist at the University UTE in Quito, was ready to serve her country. Ecuador announced its first case on 29 February, and the disease spread quickly. Guayaquil, the nation’s largest city, was hit particularly hard. Hospitals, funeral homes and mortuaries…

Could eating lots of chili peppers affect your cancer risk? Scientists have been debating that question for years, and the answer remains far from simple. While chili peppers contain compounds that have shown anti inflammatory and even anticancer effects in laboratory experiments, some human studies have linked very high consumption to a greater risk of…

Hello! I have synthesized a Cp compound with one ester group (which then I hydrolyzed it to carboxylic acid). This Cp has also 2 methyl group on it. a similar compound is thiele's acid, however it doesn't have any methyl. It's literally dimer of Cp-COOH. in ambient temperature, a Cp-COOH dimerizes to thiele's acid. but…