Back To The Future - Deepstash
The Podcasting Ecosystem

Learn more about history with this collection

The importance of networking in podcasting

How to grow your podcast audience

How to monetize your podcast

The Podcasting Ecosystem

Discover 44 similar ideas in

It takes just

7 mins to read

Back To The Future

Back To The Future

Archaeologists repeatedly stumble upon artifacts that seem way too advanced for the times from which they originate. The ancient Greeks, for instance, developed a clock capable of calculating and tracking planetary motions and solar eclipses among other things. These forward-thinking inventions are often called "ahead of their time." In reality, they are reflections of the ingenuity of their respective civilizations.


186 reads


Ahead Of Their Time

Ahead Of Their Time

Archaeological excavations throughout the world reveal that, once in a while, ancient civilizations developed inventions that were decades if not centuries ahead of their time.

It is sometimes said that these inventions rival or outmatch modern science. This, too, is a misconception. While ...


144 reads

Greek Fire: Flames that Don’t Go Out

Greek Fire: Flames that Don’t Go Out

When the Muslim fleet of the Umayyad Caliphate attempted to lay siege to the Byzantine city of Constantinople in 674, their ships were doused in flames. At first, the Muslims were not alarmed; fire was often used in naval warfare and could be put out easily with cloth, dirt, or water. This, howev...


148 reads

Roman Concrete: Cement that Does Not Crack

Roman Concrete: Cement that Does Not Crack

Many architectural projects of ancient Rome would not have been possible without Roman concrete. Also known as opus caementicium, Roman concrete was a hydraulic-setting cement mix consisting of volcanic ash and lime that bound rock fragments into “a single stone mass” and made them impre...


105 reads

The Houfeng Didong Yi: The World’s First Seismoscope

The Houfeng Didong Yi: The World’s First Seismoscope

Created almost 2000 years ago, the Houfeng Didong Yi holds the honor of being the world’s first seismoscope. Its place of origin was China, a country that has been plagued by earthquakes for as long as its inhabitants can remember. Its creator was Zhang Heng, a distinguished astronomer, cartograp...


91 reads

Antikythera Mechanism: A Cosmic Clock Before Copernicus

Antikythera Mechanism: A Cosmic Clock Before Copernicus

The Antikythera mechanism, which was found to be over 2,200 years old, had functioned as an ancient computer.  

CT scans reveal the contraptions mind boggling complexity, combining cycles from Babylonian astronomy, mathematics from Plato’s Academy, and ancient Greek astronomical theories. I...


130 reads

Damascus Steel: Swords that Will Not Dull

Damascus Steel: Swords that Will Not Dull

Damascus steel swords originated in the Middle East during the 9th century and were renowned for their appearance as well as their durability, being multiple times stronger and sharper than the Western swords used during the Crusades.

Their name, derived from the Arabic word for “water,” r...


113 reads

Baghdad Battery: A Rudimentary Taser (for Pain Relief)

Baghdad Battery: A Rudimentary Taser (for Pain Relief)

Archaeologists use the term “Baghdad battery” to refer to a ceramic pot, copper tube, and iron rod that were found in Iraq near what was once the capital of both the Parthian and subsequent Sasanian Empire. They believe the three distinct objects once fitted together to create a single device. Th...


93 reads




Theme park manager

These astounding inventions show that civilizations of the past were a lot more advanced than we might have thought.


Explore the World’s

Best Ideas

200,000+ ideas on pretty much any topic. Created by the smartest people around & well-organized so you can explore at will.

An Idea for Everything

Explore the biggest library of insights. And we've infused it with powerful filtering tools so you can easily find what you need.

Knowledge Library

Powerful Saving & Organizational Tools

Save ideas for later reading, for personalized stashes, or for remembering it later.

# Personal Growth

Take Your Ideas


Organize your ideas & listen on the go. And with Pro, there are no limits.

Listen on the go

Just press play and we take care of the words.

Never worry about spotty connections

No Internet access? No problem. Within the mobile app, all your ideas are available, even when offline.

Get Organized with Stashes

Ideas for your next work project? Quotes that inspire you? Put them in the right place so you never lose them.


2 Million Stashers


5,740 Reviews

App Store


72,690 Reviews

Google Play

Sean Green

Great interesting short snippets of informative articles. Highly recommended to anyone who loves information and lacks patience.

Shankul Varada

Best app ever! You heard it right. This app has helped me get back on my quest to get things done while equipping myself with knowledge everyday.

Ashley Anthony

This app is LOADED with RELEVANT, HELPFUL, AND EDUCATIONAL material. It is creatively intellectual, yet minimal enough to not overstimulate and create a learning block. I am exceptionally impressed with this app!


Don’t look further if you love learning new things. A refreshing concept that provides quick ideas for busy thought leaders.

Giovanna Scalzone

Brilliant. It feels fresh and encouraging. So many interesting pieces of information that are just enough to absorb and apply. So happy I found this.

Ghazala Begum

Even five minutes a day will improve your thinking. I've come across new ideas and learnt to improve existing ways to become more motivated, confident and happier.

Laetitia Berton

I have only been using it for a few days now, but I have found answers to questions I had never consciously formulated, or to problems I face everyday at work or at home. I wish I had found this earlier, highly recommended!

Jamyson Haug

Great for quick bits of information and interesting ideas around whatever topics you are interested in. Visually, it looks great as well.

Read & Learn

20x Faster





Access to 200,000+ ideas

Access to the mobile app

Unlimited idea saving & library

Unlimited history

Unlimited listening to ideas

Downloading & offline access

Personalized recommendations

Supercharge your mind with one idea per day

Enter your email and spend 1 minute every day to learn something new.


I agree to receive email updates