Snapshot · Dwarkesh Podcast
Chemical rockets extract only about 10^-10 (one ten-billionth) of the rest-mass energy of their fuel — nearly the same fraction as the gravitational binding energy at Earth's surface.
A reportedly real statistic suggests judges are more likely to deny parole or give harsher rulings when they haven't eaten yet, and more lenient right after lunch.
Biohacker Brian Johnson reportedly conducted a large-dose psilocybin experiment while hooked up to advanced brain-monitoring equipment, finding significant neurological benefits.
Nate Marshall referenced research suggesting boredom is beneficial for brain health, improving empathy and creative thinking by allowing subconscious processing.
Emotional tears contain higher concentrations of prolactin, stress hormones, and pain-relieving peptides compared to basal or reflex tears, causing them to crystallize into different microscopic patterns.
Survivor guilt may have evolved as a costly social signal — displaying distress rather than indifference after surviving while others perished signals group loyalty and prevents ostracism.
Dr. Brackett has published more than 200 scientific articles on emotions, decision-making, relationships, health, and performance.
On average, hot nights cost people about 56 hours of sleep per year, according to a new analysis from the research group Climate Central.
More than 10% of sleep loss on hot nights is attributable to climate change, primarily caused by burning fossil fuels like coal, oil, and gas.
Bob Lazar described element 115 as alien spacecraft fuel in 1989, but the element wasn't officially synthesized until 2003 — 14 years later.
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