Category: science-health
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Science & Health
Caffeine does not give you energy. It blocks the molecule that makes you feel tired. Here is the actual neuroscience of the most widely used drug on earth, why your morning coffee is timed wrong, and what tolerance really is.
17 April 2026
8 entries
Twelve years after the first patient was treated, gene editing is no longer hypothetical. Casgevy is curing sickle cell disease. Verve is editing hearts. Prime editing is finally working. The science is breathtaking. The price tag is the obstacle nobody has solved.
Science & HealthYour doctor hands you a printout covered in numbers, arrows, and reference ranges. Here is what each measurement actually tells you — and what to ask about.
Science & HealthHenry Molaison had his hippocampus removed and could no longer form new memories. What that tragedy taught us about how memory actually works — and how unreliable it is.
Science & HealthYour gut contains roughly 38 trillion microorganisms that influence your mood, weight, immune system, and possibly your personality. Here is what science actually knows.
Science & HealthFrom Edward Jenner's cowpox experiment to mRNA technology, vaccines exploit the immune system's most powerful feature: its memory. Here is exactly how.
Science & HealthMatthew Walker's research and decades of sleep science explain why those eight hours are not optional — and what happens to your brain and body when you skip them.
Science & HealthYour gut contains 500 million neurons and 100 trillion microbes. The emerging science of the gut-brain axis is rewriting what we know about mood, cognition, and mental health.