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B2 Upper Intermediate English 6:19 663 words Educational

How the Ancient Greeks built the first computer - Max G. Levy

TED-Ed · 103,467 views · Added 2 months ago

AI Summary

This TED-Ed video tells the remarkable story of the Antikythera mechanism, a 2,000-year-old device discovered in a shipwreck that is considered humankind's first computer. Learners will encounter B2-level vocabulary spanning technology, astronomy, and history, including terms like 'analog computing,' 'reverse osmosis,' 'celestial bodies,' 'geared device,' and 'binary digits.' The video elegantly connects ancient engineering to modern computing concepts, making it perfect for learners interested in science and technology English.

Learning Stats

B2

CEFR Level

663

Total Words

349

Unique Words

6/10

Difficulty

Vocabulary Diversity 53%

Subtitles (36 segments)

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00:07

In 1900, Greek divers stumbled upon a 2,000-year-old shipwreck whose contents would shake our understanding of the ancient world.

00:18

Among the remains were fragments of mangled wood and corroded metal, which archaeologists soon realized contained an intricate series of gears, resembling technology not believed to exist until centuries later.

00:35

By the 1950s, scientists began to understand what they'd found.

00:40

These fragments were part of a device that could calculate the movements of the Sun, Moon, and planets.

00:48

Now known as the Antikythera mechanism, this instrument appears to be the oldest geared device ever discovered and humankind’s first computer.

01:01

Most modern devices, like your phone or laptop, are examples of digital computers.

01:07

These systems store information in strings of zeros and ones that they can then convert into images on a screen or sounds in a speaker.

01:17

But more generally, a computer refers to any device that stores information and can convert it from one format into another.

Full subtitles available in the video player

Key Vocabulary (18)

world A1 noun

The planet Earth and all the people, animals, and things living on it. It can also refer to a specific area of human activity or interest.

information A2 noun

Information refers to facts, details, or knowledge provided or learned about something or someone. It is used to describe the data we receive to help us understand a situation or topic better.

real A2 adjective

Something that actually exists in the world and is not a dream, a lie, or an imitation. It is used to describe things that are genuine, true, or physical rather than imaginary.

Grammar in This Video

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