facts about science
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01.There are more than 20.000 ants species living on our planet
02.Hot water freezes faster than cold water
03.At 50 feet underwater, blood looks green, because there are no red wavelengths of light at this depth
04.If hot water is poured into a glass, the glass is more apt t break if it is thin, which is why test tubes are made of thin glass
05.A normal size paper cannot be folded by hand more than eight times. the most a large piece of paper has been folded is 13 times
06.If water flows fast enough, it can cut metal there is actually a tool called waterjet, which is used for cutting metal with water
07.The amount of sunlight reaching the Earth surface is 6000 times the amount of energy used by all human beings worldwide
08.The total amount of fossil fuel used by humans since the start of civilization is equivalent to less than 30 days
09.water expands by 95% when it freezes. Frozen water is lighter than water, which is why ice floats in water
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10.The melting point of the most common forms of cocoa butter is just below human body temperature , which is why it melts in your mouth
11.Dry air contains 78% nitrogen, 20% oxygen , 0.9% argon , .04-1% water vapour , 0.03% carbon dioxide and small amounts of other gases
12.In 1894, Italian physicist Guglielmo Marconi began his work on transmitting radio waves over long distances
13.A human heart beats 1,00,000 times a day
14.There are more than 1000 chemicals in every cup of coffee
15.Sunlight takes about 8 minutes and 20 seconds to reach the Earth at 1,86,282 miles/secs
16.Milky way is only one of the billions of other galaxies in the observable universe
17.The longest recorded distance flown by any chicken is about 92m in 13 seconds
18.The first laser was made in California in 1960
19.Airports that are higher altitudes required a longer airstrip due to lower air density
20.Glass is actually a slow-moving liquid, not a solid.
21.Water expands when it freezes, unlike most substances.
22.Diamond and graphite are both made of carbon but have completely different properties.
23.A single drop of water contains about 1.5 sextillion (1,500,000,000,000,000,000,000) molecules.
24.Oxygen is colorless as a gas but pale blue as a liquid.
25.Sulfur hexafluoride is so dense that you can “float” objects on it.
26.Helium is the only element that cannot solidify under normal pressure.
27.Fluorine is the most reactive element and can ignite substances on contact.
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28.Earth’s core is hotter than the surface of the Sun.
29.The deepest part of the ocean, the Mariana Trench, is over 36,000 feet deep.
30.There are more trees on Earth than stars in the Milky Way.
31.The Amazon Rainforest produces 20% of the world’s oxygen.
32.Antarctica holds about 60% of the world’s fresh water.
33.Mount Everest is still growing due to tectonic activity.
34.Earthquakes can cause the day to become slightly shorter by shifting mass on the planet.
35.Diamonds can rain on planets like Saturn and Jupiter.
36.Earth’s atmosphere extends more than 6,200 miles into space.
37.Volcanoes can produce lightning during eruptions.
38.The Moon is slowly moving away from Earth at about 1.5 inches per year.
39.Jupiter has the biggest ocean in the solar system, made of liquid hydrogen.
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40.Neutron stars spin incredibly fast, some over 600 times per second.
41.One day on Mars is only about 40 minutes longer than a day on Earth.
42.A spoonful of a neutron star would weigh about a billion tons.
43.There’s a giant cloud of alcohol in space that could produce 400 trillion pints of beer.
44.Venus is the hottest planet in our solar system, not Mercury.
45.A year on Uranus lasts 84 Earth years.
46.Black holes can slow down time due to their immense gravity
47.The first computer was invented in 1822 by Charles Babbage.
48.The first website is still online at info.cern.ch.
49.A single Google search uses as much energy as turning on a light bulb for 17 seconds.
50.NASA’s Voyager 1 spacecraft has been traveling for over 45 years and is now in interstellar space.
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51.The world’s first 3D-printed human organ was a bladder.
52.Artificial intelligence can already outperform humans in many tasks, including medical diagnosis.
53.The International Space Station orbits Earth at 28,000 km/h.
54.A smartphone has more computing power than the Apollo 11 mission’s entire spacecraft.
55.Drones are now used to deliver medical supplies in remote areas
56.The weight of all the ants on Earth equals the weight of all humans.
57.A day on Pluto lasts 153 hours.
58.A bolt of lightning is five times hotter than the Sun’s surface.
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59.Bamboo can grow up to 3 feet in 24 hours.
60.The first living organism in space was a dog named Laika.
61.Butterflies can taste with their feet.
62.Bananas are berries, but strawberries aren’t
63.If you could fold a piece of paper 42 times, it would reach the Moon.
64.The speed of light in a vacuum is 299,792,458 meters per second.
65.Antimatter is the most expensive substance on Earth—costing about $62.5 trillion per gram.
66.A single lightning bolt is five times hotter than the surface of the Sun.
67.The Large Hadron Collider can create temperatures 100,000 times hotter than the Sun’s core.
68.Sound doesn’t travel in space because there’s no air to carry it.
69.Theoretically, if you could travel faster than light, you could see yourself in the past.
70.If the Sun were the size of a basketball, Earth would be the size of a sesame seed.
71.Neutrons can escape from atoms and decay into protons and electrons in about 10 minutes.
72.A rainbow is actually a full circle, but we usually see only half of it.
73.The human body is made up of about 60% water.
74.Water is the only substance that exists naturally in all three states—solid, liquid, and gas.
75.Neon gas glows when electricity passes through it.
76.Most elements on the periodic table are metals.
77.The element gallium can melt in your hand.
78.Oxygen makes up about 21% of Earth’s atmosphere.
79.Platinum is 30 times rarer than gold.
80.There’s enough gold in Earth’s core to coat the entire surface with a layer 1.5 feet thick.
81.The smell of rain comes from plant oils, bacteria, and ozone.
82.The heaviest naturally occurring element is uranium.
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83.Mount Everest grows by about 4 millimeters every year.
84.A day on Earth is actually 23 hours, 56 minutes, and 4 seconds long.
85.The Amazon Rainforest produces about 20% of the world’s oxygen.
86.The Pacific Ocean is larger than all landmasses combined.
87.Antarctica is the driest, coldest, and windiest continent.
88.A hurricane can release as much energy as 10,000 nuclear bombs.
89.The Sahara Desert was once a lush, green landscape.
90.A single tree can absorb up to 48 pounds of carbon dioxide per year.
91.Earth’s inner core is as hot as the surface of the Sun.
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92.Lake Baikal in Russia is the deepest freshwater lake in the world.
93.Octopuses have nine brains and three hearts.
94.A shrimp’s heart is in its head.
95.Cows have best friends and experience stress when separated.
96.A cockroach can live for weeks without its head.
97.Jellyfish are 95% water and don’t have a brain or heart.
98.Sloths can hold their breath for up to 40 minutes.
99.Elephants can “hear” with their feet by detecting vibrations in the ground.
100.Tigers have striped skin, not just striped fur.
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