Curious Minds
MIYINGO Ivan, MPhil, B. Pharm, MPS.
FROM: The Letters to Atiah Miyingo
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Curious Minds
Public toilet doors don't reach the floor for practical reasons. The gap makes cleaning easier so mops pass right through. It ensures emergency safety if someone collapses inside. Shorter doors are also cheaper to build and vastly improve air and odor ventilation.
The Universe is 13.8 billion years old. Scientists determined this age by measuring the cosmic microwave background (the leftover glow from the Big Bang) and studying how fast the cosmos is expanding using advanced space telescopes.
Roosters crow primarily because of an internal circadian rhythm (biological clock) that alerts them to the approach of dawn. Crowing also serves as a crucial acoustic signal to establish territorial boundaries, signal dominance over rivals, and communicate with their flock.
Hens rarely crow because estrogen naturally suppresses the urge. However, if a hen's left ovary becomes damaged or diseased, her body can develop a male-like right gonad. This triggers a spike in testosterone, causing her to grow spurs, look like a rooster, and start crowing.
Police-conducted energy weapons (like TASERs) shoot two small darts connected to wires. They deliver a high-voltage, low-amperage electrical current that disrupts the nervous system, causing neuromuscular incapacitation so suspects cannot move.
Deaf people absolutely can speak. Many deaf individuals use their vocal cords to communicate, but choose not to because they cannot hear their own voice to modulate pitch or volume. Instead, they prefer using sign language, which is a complete, fluent spoken language of its own.
Venus spins backwards so slowly that its day lasts longer than its year. It takes 243 Earth days to complete just one single rotation on its axis, but only 225 Earth days to travel all the way around the Sun—meaning a Venusian day outlasts a Venusian year!
Humans share roughly 50% of our DNA with bananas. While we obviously look nothing alike, this shared genetic code controls the fundamental cellular mechanics common to all complex life on Earth, including replicating DNA, building proteins, and processing metabolic energy.
Jim Fixx wrote the 1977 bestseller 'The Complete Book of Running', sparking the 70s fitness boom. Ironically, he died of a heart attack while jogging at age 52. He had severe genetic heart disease and smoked heavily before running, which experts say actually prolonged his life.
Romeo and Juliet was written by William Shakespeare, the legendary English playwright and poet. He penned the timeless romantic tragedy early in his career, likely between 1591 and 1595, basing it on an older Italian tale translated into English verse.
Hyperdontia means having extra teeth beyond the normal amount. Freddie Mercury famously had four extra teeth, which he believed pushed his upper jaw forward and uniquely expanded his singing voice, helping him achieve his legendary, versatile 4-octave vocal range.
A 4-octave vocal range is a rare musical feat spanning about 32 notes. It allows a singer to hit everything from deep bass notes to piercing soprano highs. Icons like Freddie Mercury and Prince famously used this immense versatility to define their legendary music.
Parasitic queen ants use chemical warfare to conquer enemy nests like a real-life "Killer Queen". Species like Lasius orientalis steal the colony's scent to slip inside, then spray the resident queen. Tricked by the chemical, the worker ants brutally kill their own mother.
Chewing gum can stop earworms (songs stuck in your head). Research shows the jaw movement disrupts the brain's internal vocalization mechanism. By hijacking the motor system used to replay the music in your mind, chewing gum effectively blocks the song from looping.
Liquid Mirror Telescopes (LMTs) use a spinning bowl of highly reflective liquid mercury. Centrifugal force and gravity perfectly mold the liquid into a seamless parabolic shape to focus deep-space light. They cost just a fraction of traditional glass mirrors but can only point straight up.
A postcard is a rectangular piece of thick paper used for mailing messages without an envelope. It typically features a picture or photograph on one side, while the back provides designated spaces for a short handwritten note, the recipient's address, and a stamp.
Literally, figuratively, and metaphorically.
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FROM: The Letters to Atiah Miyingo
© 2095


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