:youtube: **The Ancient Machine That Measured Time With Water**

"_In the 3rd century BCE, in the city of Alexandria, a brilliant Greek inventor named Ctesibius created a water-powered timekeeping device, so precise it remained unmatched for the next 1,800 years, until the invention of the pendulum clock in 1656._"

length: ten minutes and seventeen seconds.

🔗 youtube.com/watch?v=QQ2HjdkHVZ

@science

🇺🇸 :youtube: **Franklin D. Roosevelt And A Fourth Term**

"_On this day in 1944, Franklin D. Roosevelt announced he would run for a fourth term as President of the United States._"

length: two minutes and twenty-nine seconds.

🔗 youtube.com/watch?v=XwfTstTp9u.

🔬 :youtube: **This 300-page mirror life report has scientists terrified**

length: twelve minutes and thirty-one seconds.

🔗 youtube.com/watch?v=23XrmRKVi_.

@science

:youtube: **The Most Common Public Speaking Fails - and How to Fix Them**

"_They include a boring beginning, an ineffectual ending, trying to be too clever, overwhelming your audience and sloppy slides._"

length: fifty-seven minutes and twenty-seven seconds.

🔗 youtube.com/watch?v=GK3hnL4DAq.

🇩🇰 :youtube: **Denmark’s ambitious plan to boost plant-based foods. FT Rethink**

length: seven minutes and five seconds.

🔗 youtube.com/watch?v=TrqZ26xyFH.

:youtube: **‘Who were the first people in the Pacific?’: An interview with Dr. Dylan Gaffney**

"_Dr. Gaffney explains human dispersal in the Pacific, the role it played in human cultural evolution, and the questions about the topic that are still unanswered._"

length: sixteen minutes and two seconds

🔗 youtube.com/watch?v=tpowo9YSix.

📚 :youtube: **How to Read Hard Books (and actually understand them)**

length: thirty-four minutes and forty-eight seconds.

🔗 youtube.com/watch?v=DrNHttO4Mx.

@philosophy @bookstodon

📸 💻 **Can You Believe Your Own Eyes? Not With A.I. Op-Docs**

The New York Times

"_Some say there are an estimated 45 billion cameras on earth today, giving humankind access to perspectives far beyond our own reach. But the very tool that could help us understand the world is increasingly used to distort it. With A.I., this distortion has reached a new level. When any photo or video can be manufactured, what happens to the camera’s credibility? Can we still trust what we see?_"

length: sixteen minutes and forty-seven seconds.

🔗 youtube.com/watch?v=Sf3wEg9tsC.

@ai

:youtube: **Gold 'Effectively The Reserve Currency' Says Nassim Taleb**

"_The Black Swan author Nassim Taleb says the US dollar is losing its status as a reserve currency as central banks build up gold reserves and investors see the US as more risky._"

length: thirteen minutes and fifty seconds.

🔗 youtube.com/watch?v=E5F4Vffnc_.

@economics

:youtube: **The Month In History**

"_Momentous historical events that occurred during the month of June._"

length: twenty eight minutes and seven seconds.

🔗 youtube.com/watch?v=AluRqNPXxk.

@histodons

:youtube: **The Rise of Anti-Intellectualism (& how to defeat it)**

Stephen Petro

"_In the past decade, we have seen a rise in anti-intellectualism..._

_Critical thinking and intelligence aren't valued - instead, stupidity is._

_But it's not inevitable, and we can change it. In this video, I show you how._"

length: thirteen minutes and nineteen seconds.

🔗 youtube.com/watch?v=O-tG7pgoQz.

@philosophy

🖋️ :youtube: **how to remember your best ideas (in under 3 minutes)**

length: two minutes and fifty-nine seconds.

🔗 youtube.com/watch?v=MdHwZsnbnM.

🇺🇸 :youtube: **When Does US Debt Become Genuinely Bad?**

“_The U.S. national debt is on its way to $30 trillion dollars and is projected to be more than 100% of GDP at the end of this year. So is that… bad?_”

length: seven minutes and thirty-five seconds.

🔗 youtube.com/watch?v=Xi7RvweuIU.

@economics

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