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Questions tagged [science]

Puzzles which require some knowledge of science to solve. Consider using the 'physics', 'chemistry' or 'computer-science' tags if your question is specifically about these branches of science.

6
votes
3answers
228 views

True or False? Test it out!

Note: This is just a story made up by me for the puzzle. This is NOT a real assignment. Therefore, please DO NOT close this question. Thanks! The Puzzle: So, one day, my Science teacher, who loves ...
10
votes
4answers
2k views

Where does the emperor sit and why the earplugs?

The Emperor is annoyed that the crowd routinely chant out of step at the Empire's largest circular amphitheatre. For example, they are supposed to shout phrases in unison such as "Hail to the Emperor, ...
3
votes
2answers
199 views

Fuzzy's Fuzzy Fuss

Fuzzy the Fuzzball had to admit it. He was broke. He didn't have a penny left to cover himself in fuzz. He rolled himself into a counselor's office, sat down, and sighed. "I'm no longer fuzzy. But I'...
19
votes
1answer
403 views

Inner and outer space

An entry into Fortnightly Topic Challenge #41 : Short and Sweet. On aliens and mediums, the mathematician _______ said, 'There is __ _____ and __ __', __ scientific view did not accept them....
1
vote
4answers
277 views

The evil genius infinite plan

I'm an evil genius and I'll conquer the world with my minions :] My minions have just 2 egdes but in just 2 minutes I've produced an infinite amount of them. You'll see how I will conquer the world- ...
12
votes
5answers
4k views

Hard 4x6 chocolate bar Riddle

You have the following 4x6 chocolate bar. The question is what is the least amount of cuts you have to do in order to create 24 pieces of 1x1 chocolates. the cuts can have any shape they want as long ...
3
votes
2answers
188 views

Trapped In A Well (Beginner)

You ironically fall into the well, with no way to get out. You, of course try digging out from under, but only to find that a Tungsten plate is below, all you have is a rope, a rock, and one liquid of ...
11
votes
2answers
246 views

Capitalization matters in physics

A physics teacher saw the following in a student's work: $f=\mu n$ $Pa=\frac{n}{m^2}$ $T=\frac{n}{am}$ The teacher realized the student's capitalization was correct. What are these ...
4
votes
4answers
167 views

If you think you know me, you don't

Settle arguments is my plight Tempted to see me? I'll likely die As it stands, this riddle has many answers Common of riddles, only one is right EDIT + Hints Hint 2
13
votes
1answer
1k views

I'm not a fan of hedgehogs

Many have tried to beat me, many have failed. The earliest to succeed, is long-tailed. If you break me, silence is all you'll hear. The thunder will make the others fear. Others will ...
8
votes
6answers
568 views

Bongardium Leviosa

This was insprired by this puzzle. This follows the rules of a classic Bongard puzzle: find the rule that all shapes on the left follow, but none of the shapes on the right do. To make my intention ...
5
votes
1answer
154 views

A Bursting Ball of Fun!

Some say I'm real, some say I'm not, but all would agree that I'm very hot. I jump around from place to place, Lighting up whatever I touch. If you confront me face to face, You won't be ...
5
votes
2answers
208 views

How high is the tide [duplicate]

A boat has a ladder that has six rungs. Each rung is one foot apart. The bottom rung is one foot from the water. The tide rises at 12 inches every 15 minutes. High tide peaks in one hour. When the ...
12
votes
6answers
694 views

Science related rebus wordplay, what is it?

Can anyone figure out what this rebus wordplay is? Doing a Google search will help you a lot, and is recommended, but reverse image search would be doing basically all the detective work for you, so ...
0
votes
4answers
236 views

An animal related question [closed]

Here is an animal related question. It can be an animal or a riddle. Please give answer if you know and give necessary explanation. Which animal is 6-months male and 6-months female?
8
votes
3answers
535 views

What on earth I am talking about?

When they told me to move away, I told I have no charge left . When they told me to curl around them, I told them to increase the intensity in the field . When I told him to curl, he was big zero . ...
0
votes
3answers
344 views

How do you proved that A was killed by B? [closed]

There was a very calm day. There were three people called A, B and C in the middle of a ground. A was killed by either B or C. This incident was not seen by anyone (excluding B and C). So no one ...
-2
votes
9answers
2k views

Ice Cube Lifting Puzzle [closed]

Here's an interesting scientific problem. Drop a small ice cube into a partially filled glass of water. Next, get a foot-long piece of thread or string. The puzzle is to remove the ice cube from ...
-8
votes
2answers
186 views

You have 6 burning candles [closed]

What's the answer for this question: You have 6 burning candles, and blow out two of them. How many candles are left standing after 24 hours? How do you know?
2
votes
1answer
129 views

A real life riddle [duplicate]

Suppose you are in a boat on a pond and you are holding a small 10 lb weight. You drop the weight into the water. Does the water level rise, stay the same, or lower?
0
votes
2answers
222 views

Please help Solve!

Retrospectively, Professor Siwel did Quite well with his follow-up representation, Currently utilized by generation X. The first clue given was: "A clue, the only uppercase letters that you need to ...
6
votes
1answer
287 views

Proof without chords

Anyone who has played in an ocar ina –subcontrabassoon quintet knows one thing well. Piccolo ocar ina inset from aliexpress.com.   Subcontrabassoon image from ...
19
votes
1answer
2k views

The Pitiable Coder

One day, I found an odd newspaper lying on a bench called '$\large\bf\text{The Pitiable Coder}$'. I opened it and to my delight found an entire page on puzzles! Most were easy, but there was one I ...
32
votes
2answers
3k views

The Alien Message: What does it mean?

"Three hours ago, we received a urgent message from one of our exploration agents. I'm just going to play it for you in full." "I'm on Planet 193843. I've found a large stone block, 2.64 meters high, ...
7
votes
1answer
159 views

Proof without curves

  Say, what’s that in the distance?   Could be a road full of cars or a wire full of electricity, or whatnot, but this much is for sure:    It is straight and infinitely ...
15
votes
4answers
2k views

Lifting is my best known work

Virtuous, but I'm of no form My seat's right at the very top Where gangs of many is the norm My one peer is one that goes 'pop' Though my uses are many Lifting is my best known work ...
7
votes
3answers
1k views

Go further out, I'm everywhere. What am I?

If you look about You will find me rare Try go farther out Then I'm everywhere Dare you anger me you shall die in flare Ignorant, ancients be the pharaoh's but my heir What am I?
21
votes
4answers
4k views

I consist of three things. What am I?

I am made up of 3 things, of which 2 things are same. I have a total of 10 something inside me. If you see me properly, I am a palindrome. What am I?
6
votes
7answers
2k views

Which cadaver woke? [closed]

A medical examiner works in Cadaversville, a place where the dead may sometimes wake in the off hours then die once more. While awake, they are not zombies and don't eat people. They just seem to be ...
83
votes
25answers
21k views

How do you prove that mirrors aren't parallel universes?

Migrated from WorldBuilding SE $:)$ "Each mirror is a world of it's own," Joe explains. "Joe, that's bulls***! Mirrors are just mirrors!" Rita proclaims. Joe proceeds to lay out the following~ $10~...
6
votes
3answers
533 views

Graphical rebus riddle

I... I have some bad news. My computer broke. Yeah, really tragic. Luckily I have a backup computer, but there is a reason it is a backup. It was made a long time ago and... well, its completely ...
15
votes
10answers
2k views

Two many rainbows?

Wish I’d had a camera at the time but a cartoon will have to suffice, representing two actual incomplete rainbows that stop in midair where they meet, lit only by a setting sun. This seemed so ...
7
votes
2answers
165 views

Abstract, Mysterious & Chewable!

To find me you need look no further than behind the eye, Take your time to ponder and you'll see me in the sky, I can be shorter than a week or longer than a year, I repeat myself, ...
1
vote
2answers
191 views

Identifying Ancient Artifact

You are a group of archaeologists and scientists investigating an ancient cave. You set up and verify a presurization system at the entrance, which you can use to suck all the air out of the room, or ...
11
votes
1answer
3k views

My friend's snake will make me rich. Where should I take it?

My friend's talking snake came to me and asked: "Do you want to get rich?" I said "Yes." Then it told me "I know a place, if you take me there, I will rob from there for you." I asked "Where is that ...
8
votes
4answers
431 views

Guessing is a four-letter word

This is my first riddle here — I hope it's not too easy. I killed my brother a long time ago, And if I'm right, running fast won't help you. My relatives are weaker, shorter; But I ...
1
vote
5answers
1k views

Sometimes I move like a snake other times I hit like a stone , What am I? [closed]

Sometimes I move like a snake other times I hit like a stone. I move very quickly , very faster than you. Try to race me and win , I will show you a magic trick that no magician has ever ...
-4
votes
2answers
224 views

Many things do it. What is this? [closed]

Sometimes wind does this, at other times water does this. Sometimes insects do this, at other times birds do this. Sometimes humans also do this. This thing keeps life moving. This ...
14
votes
12answers
3k views

The know-it-all twins

A competent logician is walking down an unfamiliar road to reach his home, until he reaches a fork. Stood by each of the routes is a twin, who both look identical to each other. He has been warned of ...
26
votes
4answers
2k views

This image contains a “Great Discovery”

The Puzzle: Source material taken from here As discussed on Numberphile, here is John Herschel's doodle, sent to his friend Charles Babbage. John H. John Herschel was an English polymath, ...
15
votes
1answer
2k views

I sleep with the stars - What am I?

I sleep with the stars, I could land in your bed, I can move square to square, I'm a ____________.
4
votes
5answers
703 views

I am an ocean of scalding ice - What am I?

Here's an easy one: I am an ocean of scalding ice with seven siblings and many children, My fork is not for eating with and I like ponies! What am I?
3
votes
2answers
344 views

What number is missing?

This is a sequence, that if transformed correctly, gives a sequence that is easily recognized by experts in a particular field of science. There is a number missing, though. Can you help? 57, 86, ...
-6
votes
7answers
307 views

A simple riddle [closed]

When you are on top of tree and have no support, you had to trust me. What am I?
8
votes
9answers
1k views

Do exactly what I say! [closed]

Inspired by Infinite Precision No, I'm not picky, I just want things done exactly right. Complete 5 of these tasks (tell me how you would do them) and I will give you exactly 25 bragging points. I ...
13
votes
5answers
574 views

Who are we? The pure ones

We are not the wonders, though we were created by man We are not the dwarfs, for our names are not proper We are not the days, though they each contain one of our own We are not the sins, for ...
21
votes
10answers
2k views

A Mythical Member of the Scientific Community

I've provided the link between man and machine. In rivers and trees, respectively, I can be seen. I've been key in measuring the speed of light. The Pacific Ocean is where I developed flight. ...
4
votes
1answer
122 views

Science is fun, but rhyme takes time

In sixty seven, I was first found By a couple of scientists poking around It was quite a novelty they did detect Little green men might cause the effect They stuffed me in a bag for a catchy new ...
17
votes
1answer
688 views

A girl and a guy

The main goal here is to figure out the one-“word” answer to each of the following clues. Each answer consists of one (or more) names and one (or more) other words hinted at by the clues. There is,...
12
votes
4answers
702 views

What is my teacher's favourite animal?

My school teacher, has asked the above question in the spirit of Science Fortnight. However, he has only left the following on the whiteboard: Clue 1: 8, 6, 7, 9, 5, 6, 8, 6, 8, 4, _. Clue 2: ...