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I Learned This Today Blog
I learn one thing every day. There is no reason why I can't find out the answers to the questions that I have, so I do. I write about them on my blog. From when was sliced bread invented to what is the Fermi Paradox? Come and learn with me. You won't regret it.
#925 What Is A Zombie Virus?
2024-04-17 11:46
Image By Boris Radosavljevic –, CC BY 2.0, is a zombie virus? Zomb… Read More
#921 How Does A Rattlesnake Rattle?
2024-04-14 05:21
Photo by Pixabay: does a rattlesnake rattle? They have loose hollow scales on the tips of their tails that strike each other… Read More
#921 How Much Oil Is Left?
2024-04-13 08:59
Photo by Tom Fisk: much oil is left? About 1.5 trillion barrels, which is enough oil for roughly 47 years. There ar… Read More
#920 What Are El Nino And La Nina?
2024-04-12 13:05
Photo by Genaro Servín: are El Nino and La Nina? They are climate patterns that happen in the Pacific… Read More
How Do Birds Land?
2024-04-11 13:14
Photo by Sachin Nihcas: do birds land? It depends on the size of the bird and whether it is a landing on land… Read More
When Does History Start?
2024-04-09 12:52
Pointe de flècheWhen does history start? This is a difficult question, but we have prehistory, protohistory, and then history. Protohistory is the point where prehistory becomes histo… Read More
#916 How Does A Bicycle Stay Upright?
2024-04-08 13:13
Photo by Andrea Piacquadio: does a bicycle stay upright? It is a combination of things, but nobody s… Read More
#913 What Is Racketeering?
2024-04-05 12:54
Photo by cottonbro studio: is racketeering? It is a criminal act that usually involves extortion or a scheme to extract illeg… Read More
#912 Why Does Sunburned Skin Peel?
2024-04-04 13:14
Image By Phil Kates –, CC BY-SA 2.0, does sunburned skin peel? It peels bec… Read More
#911 What Causes An Epileptic Seizure?
2024-04-03 05:48
Photo by MART  PRODUCTION: causes an epileptic seizure? It is caused by abnormal electrical activity in the bra… Read More
#910 What Is A Metal?
2024-04-02 06:22
Photo by Pixabay: is a metal? A metal is any material that readily loses its outer shell electrons, can be polished to be highl… Read More
#906 Is Moss One Plant Or Many Plants?
2024-03-29 06:34
Photo by Daniel B: moss one plant or many plants? A patch of moss is made up of many moss plants. There are many type… Read More
#904 Why Do We Hiccup?
2024-03-27 13:18
Image By In source box put – In source box put, CC BY-SA 4.0,… Read More
Why Does Hair Turn White?
2024-03-26 13:38
Photo by cottonbro studio: does hair turn white? The pigment cells in the hair follicles die. Our hair is colored… Read More
#899 What Is A Crusade?
2024-03-22 13:26
Photo by Haley Black: is a crusade? It is a Catholic expedition called forth by the pope for various religious purposes. If… Read More
#898 What Is The Golden Ratio?
2024-03-21 13:14
Image By Romain – Own work, CC BY-SA 4.0, is the golden ratio? It is 1.618. The golden ratio appears in nature, in art… Read More
2024-03-19 14:00
Image By Sergiodlarosa – Own work, CC BY-SA 4.0, big was a Megalodon? The largest ones could have been 20 meters long. Me… Read More
2024-03-14 13:21
Image By Unknown author – Musei Vaticani (Stato Città del Vaticano), Public Domain, is the Ides of March? It is the… Read More
2024-03-13 13:17
Image By moi-même – Self-photographed, Public Domain, are truffles so expensive? They are very rare and very difficult… Read More
2024-03-12 13:17
Photo by Karolina Grabowska: is Bitcoin? It is the original, and the most famous, digital currency… Read More
2024-03-11 13:23
Image By Lt. Col. Leslie Pratt – MQ-9 Reaper UAV.jpg, Public Domain, was the first drone? The first real drone was built in… Read More
2024-03-08 08:22
Photo by Leon Natan: did Israel end up where it is? The British government had the idea to create a Jewish homel… Read More
2024-03-07 13:12
Photo by Sides Imagery: are the Queensberry rules? They are the rules for boxing published in 1867 and endorsed by the 9th Marq… Read More
2024-03-05 13:03
Image By National Archives Photo – Social Security History Site, Public Domain, caused the Great Depression? There are many c… Read More
2024-03-04 12:31
Image By Attributed to Leonardo da Vinci –, Public Domain, painted the Isleworth Mon… Read More
2024-03-02 13:47
Image By User:Staecker – Own work, Public Domain, happened to the Aral Sea? The Soviet Union diverted the rivers that fed it… Read More
2024-03-01 06:30
Photo by Pixabay: does paint primer do? It helps paint stick to the surface, it helps the paint last longer, and it protect… Read More
2024-02-29 13:08 do we have a leap year? We have a leap year because the calendar year doesn’t exactly match th… Read More
2024-02-28 13:00
Photo by tyler hendy: does a golf ball have dimples? They make the ball go further. Golf balls didn’t always… Read More
2024-02-27 13:44
Photo by Bl∡ke  : happened to Detroit? The city declared bankruptcy in 2013, with… Read More
2024-02-26 13:03
Photo by Pixabay: does cork come from? Cork comes from the bark of the cork oak tree. The primary use of cork is t… Read More
2024-02-24 07:50
Photo by cottonbro studio: does dry ice fog sink? The gas from dry ice is more dense than air and therefore it sinks. Dr… Read More
2024-02-23 01:34
Photo by Manuela Adler: do animals find water? They have many methods. Some animals can smell or sense water. Some animals… Read More
2024-02-21 13:06
Image By –, CC BY-SA 4.0, you live wit… Read More
2024-02-20 01:53
Photo by Hilmi Işılak: does an ejection seat work? In the simplest sense, they remove the canopy to the plane… Read More
2024-02-19 05:17
Photo by Anthony : is the upper limit of a speaker? The loudest speaker ever made produced… Read More
2024-02-17 09:12
Photo by Rajukhan Pathan: do some birds have red eyes? Birds with red eyes have a lot of tiny blood vessels in… Read More
2024-02-16 13:40
Photo by Pixabay: causes the bends? It is caused by the rapid release of nitrogen gas from t… Read More
2024-02-14 13:00
Photo by Pixabay: is a karat? It is a way to measure the purity of gold. (In the UK, karat is spelled as carat – more on that later… Read More
2024-02-13 13:04
Image By Angr – This file has been extracted from another file, Public Domain, was the Great Stink? It happened in Central Lo… Read More
2024-02-12 04:54
Photo by Raveender Nagaraju: does a monorail balance? The single rail of a monorail train is much wider than a rail on a re… Read More
2024-02-10 03:58
Image By Bongoman – Own work, CC BY-SA 3.0, palm oil bad? It depends. It is bad in terms of health and environmental costs, bu… Read More
2024-02-09 13:10
Photo by urtimud.89: is survivorship bias? It is when researchers focus on the individuals that have passed a selection process… Read More
2024-02-08 13:11
Image By NOAA/MBARI –, Public Domain, do deep sea creature… Read More
2024-02-07 13:09
Photo by Luci: is asthma? It is a lung disease where the airflow through the throat becomes restricte… Read More
2024-02-06 12:09
Photo by Leandro Boogalu: is VO2 max? The V stands for volume, the O2 for oxygen, and the max for… Read More
2024-02-05 08:59
Photo by Skitterphoto: are there ten pins in bowling? Because nine pin bowling was outlawed. Bowling is a very old game because… Read More
2024-02-03 01:18
Image By Senior Airman Brian KellyVIRIN: 170322-F-ZZ999-002E.JPG –, Public Domain,… Read More
2024-02-01 13:16
Image By Stefan Zachow for the International Mathematical Union; retouched by King of Hearts – File [1], Public Domain, is t… Read More
2024-01-31 13:12
Photo by Jeffry Surianto: are V1 and V2 on a plane? V1 is the point where a plane must take off and V2 is the sp… Read More
2024-01-30 13:09
Photo by RDNE Stock project: is the sunk cost fallacy? It is where people are reluctant to abandon a cours… Read More
2024-01-29 13:28
Image By Arpad Horvath – Own work, CC BY-SA 2.5, is a gluon? It is a massless subatomic particle that carries the force that… Read More
2024-01-26 13:39
Photo by Ben Phillips: do sharks sense electricity? With a special organ called the ampullae of Lorenzini. They ar… Read More
2024-01-25 13:09
Photo by Kellie Churchman: color is the sea? It is technically blue, but that depends on the depth and what pa… Read More
2024-01-24 13:37
By Robert Pittman – NOAA (]), Public Domain, a killer whale a whale… Read More
2024-01-19 10:40
Photo by Aaron Houston: did daylight savings time start? It started in Canada in 1908. Daylight savings… Read More
2024-01-18 13:18
Photo by Pixabay: do some plants move? There are three ways that plants move. Plants can move to face the sun or to move into sunlig… Read More
2024-01-17 13:08
Photo by mali maeder: any plastics biodegradable? Some are, but most aren’t. It depends on what they are made from and… Read More
2024-01-16 07:27
Image By Sarah McGuire, CC BY-SA 2.0, is peat? Peat is a layer of partly decomposed organic matter on the surface of a soil. It ha… Read More
2024-01-15 01:29
Photo by Mike Bird: is your risk of dying every year? It depends on your gender, age, race, where you liv… Read More
2024-01-13 05:23
Photo by Gonzalo Facello: are tennis scores so peculiar? Nobody seems to know the answer, alt… Read More

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