technostronomy on Instagram: "The iodine clock experiment is a classic chemistry demonstration that shows how the rate of a chemical reaction can be controlled and observed. It's called a "clock" because after mixing a few clear solutions, there's a predictable amount of time before the mixture suddenly and dramatically changes to a dark blue or black color. Video credits: Mr. A Shepherd Profile on X: @MrShepherdChem"

Zohran Kwame Mamdani on Instagram: "Donald Trump and his billionaire donors might be able to determine Eric Adams and Andrew Cuomo’s actions. But they won’t decide this election. In just over 5 weeks, we’ll turn the page on the politics of big money and small ideas — and deliver a government every New Yorker can be proud of."

Instagram

Robert Reich on Instagram: "This is what solidarity looks like. Together, we will win. Yesterday, millions of us affirmed the foundation of the common good. Across America, people who never before participated in a demonstration showed their solidarity: with immigrants being targeted by Trump, with current and former public officials whom Trump is prosecuting, with the students and universities whose freedom to learn and speak is being threatened by Trump, and with every American who’s determine

Schola on Instagram: "“If Professor Dave Explains used his full power, It might be difficult. Would you lose? Nah, I’d win” - The Organic chemistry tutor #math #education #calculus #scholadaily #physics #chemistry #tutor #professor"

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