Podcast #128: We chat with Kent C Dodds about why he loves React and discuss what life was like in the dark days before Git. Listen now.

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.

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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 ...
33
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, ...
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, ...
7
votes
4answers
939 views

Nerd on the Loose I - WHEN

Chat. I've created a chat room in case anyone wish to discuss this further. Preface. This is the first time I'm creating a puzzle. Since I find enjoyment in science and technology, the series of ...
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?
17
votes
8answers
4k views

Infinite precision

The man tells you, "To enter the door of infinite precision, you must complete all of these tasks perfectly: Hold in front of me a baby that is exactly two days old. Bring me a metal object that ...
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 ...
10
votes
3answers
663 views

Cryptobiology? Biocryptology?

I have a friend who is a self-proclaimed cryptobiologist. Okay, maybe I don't, but if I did, I like to think she would have presented me with this puzzle: Find the hidden message: 441344•...
5
votes
3answers
1k views

Slumdog millionaire (2)

My Indian friend Jamal recently participated in the well-known TV quiz show Who wants to be a millionaire?. You might have heard or read about Jamal's spectacular success; the media reported on it ...
3
votes
2answers
443 views

Nerd on the Loose II - WHERE & HOW

Preface. Here is an relatively easy one, as compared to the previous part. We already found out when, let's find out where. Background. Professor Swannie Taco is a genius in most fields of science ...
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 ...
8
votes
2answers
2k views

45x45 Word Search

You'll need to be a serious fan of these puzzles to find over 300 of the things hidden in this jumble. There are no clues as this is test of knowledge as well as determination. Once you get started it'...