Press J to jump to the feed. Press question mark to learn the rest of the keyboard shortcuts

Found the internet!

Create an account to follow your favorite communities and start taking part in conversations.

Today I Learned (TIL)

r/todayilearned

24.7k

Posted by7 hours ago

TIL: The US Navy used Xbox 360 controllers to operate the periscopes on submarines based on feedback from junior officers and sailors; the previous controls for the periscope were clunky and real heavy and cost about $38,000 compared to the Xbox 360 controller’s cost of around $20.

theverge.com/2017/9...

24.7k

1.5k comments

20.0k

Posted by12 hours ago

TIL a mentally unstable man in Canada cut down a rare golden spruce tree, sacred to Indigenous people, to protest the logging industry. His trial was on the island where he cut down the tree. Fearing for his safety, he opted to kayak there solo rather than take a plane. He hasn't been seen since.

en.wikipedia.org/wiki/G...

20.0k

902 comments

6.3k

Posted by9 hours ago

TIL Chinese checkers is actually called Sternhalma and is not related to Chinese culture or the the game of checkers and was invented in Germany in 1892.

wikipedia.org/wiki/C...

6.3k

194 comments

2.8k

Posted by6 hours ago

TIL that Lucille Ball convinced Merv Griffin to hire Alex Trebek to host the revival of Jeopardy in 1984 when original host Art Fleming, a friend of Trebek’s, declined to return. Trebek holds the Guinness World Records for most episodes of a game show hosted, hosted the show until his death in 2020.

wikipedia.org/wiki/A...

2.8k

55 comments

32.4k

Posted by14 hours ago

TIL that Gabe Newell, president of the video game company Valve which created steam, owns Inkfish, an ocean-exploration research organisation which currently holds the records for the deepest crewed dives in all five oceans with their deep-submergence vehicle Limiting Factor

en.wikipedia.org/wiki/D...

32.4k

1.3k comments

9.4k

Posted by13 hours ago

TIL in 1978, The Beatles record company Apple sued newly founded Apple Inc. for trademark infringement and won. Part of the agreement was for Apple Inc. to never enter the music business. When they created iTunes, a new lawsuit began but The Beatles lost this time (2006).

en.wikipedia.org/wiki/A...

9.4k

253 comments

720

Posted by3 hours ago

TIL of Chaser, a border collie whose tested memory was the highest of any non-human animal. She could identify and retrieve 1022 different toys based on name and category.

en.wikipedia.org/wiki/C...

720

22 comments

About Community

You learn something new every day; what did you learn today? Submit interesting and specific facts about something that you just found out here.

Created Dec 28, 2008

31.9m

Members

18.4k

Online

#6

Ranked by Size

Related Communities

3,264,674 members

41,523,998 members

4,929,083 members

22,097,118 members

498,050 members

2,150,390 members

3,413,566 members

22,319,040 members

4,355,635 members

22,462,673 members

r/todayilearned Rules

1.

Inaccurate/unverifiable/not supported by source

2.

No personal opinions/anecdotes/subjective posts

3.

No recent sources

4.

No politics/agenda pushing

5.

No misleading claims

6.

Too general/can't stand on its own/how to

7.

No submissions about software/websites

8.

All NSFW links must be tagged.

Wiki

Please see the wiki for more detailed explanations of the rules as well as additional rules that may not be listed here

Moderators

Moderator list hidden. Learn More

User Agreement Privacy policy

Content policy Moderator Code of Conduct