এই এপিসোড সম্বন্ধে

ইংরেজি
মার্কিন যুক্তরাষ্ট্র

প্রতিলিপি 🔗

অতীতের এপিসোডগুলি অনুসন্ধান করুন

TED-Ed এর অতীতের এপিসোডগুলি অনুসন্ধান করুন।

এই পডকাস্টের অন্যান্য পর্বগুলি৷

Light waves, visible and invisible

Each kind of light has a unique wavelength, but human eyes can only perceive a tiny slice of the full spectrum -- the very narrow range from red to violet. Microwaves, radio waves, x-rays and more are hiding, invisible, just beyond our perception. Here is a closer look at the waves we can't see. An…

Human sperm vs. the sperm whale - Aatish Bhatia

View full lesson: http://ed.ted.com/lessons/human-sperm-vs-the-sperm-whale-aatish-bhatiaTraveling is extremely arduous for microscopic sperm -- think of a human trying to swim in a pool made of...other humans. We can compare the journey of a sperm to that of a sperm whale by calculating the Reynold…
Uncover the rich history of illuminated manuscripts and the often bizarre images that filled the margins of medieval books.--A rabbit attempts to play a church organ, while a knight fights a giant snail and a naked man blows a trumpet with his rear end. These bizarre images, painted with squirrel-h…

Vampires: Folklore, fantasy, and fact - Michael Molina

Dig into the science and superstition behind the myth of vampires, and how it has persisted from ancient Mesopotamia to today.--The myth of the bloodsucking vampire has stalked humans from ancient Mesopotamia to 18th-century Eastern Europe, but it has differed in the terrifying details. So, how did…

A brief history of alcohol - Rod Phillips

Trace the 7,000 year old history of alcohol, from its first known origins in China to cultures all over the world fermenting their own drinks.--Nobody knows exactly when humans began to create fermented beverages. The earliest known evidence comes from 7,000 BCE in China, where residue in clay pots…
দাবি পরিত্যাগ: এই পৃষ্ঠায় এম্বেড করা পডকাস্ট এবং আর্টওয়ার্ক TED-Ed থেকে এসেছে, যা এর মালিকের সম্পত্তি এবং Listen Notes, Inc দ্বারা অনুমোদিত বা অনুমোদিত নয়৷