Why do Americans and Canadians celebrate Labor Day? | Kenneth C. Davis
TED Talks Daily2 Syys 2024

Why do Americans and Canadians celebrate Labor Day? | Kenneth C. Davis

In the United States and Canada, the first Monday of September is a federal holiday, Labor Day. Originally celebrated in New York City’s Union Square in 1882, Labor Day was organized by unions as a rare day of rest for the overworked during the Industrial Revolution. Kenneth C. Davis illustrates the history of Labor Day from Union Square to today.

Learn more about our flagship conference happening this April at attend.ted.com/podcast

Hosted on Acast. See acast.com/privacy for more information.

Jaksot(2641)

How synthetic biology could wipe out humanity -- and how we can stop it | Rob Reid

How synthetic biology could wipe out humanity -- and how we can stop it | Rob Reid

The world-changing promise of synthetic biology and gene editing has a dark side. In this far-seeing talk, author and entrepreneur Rob Reid reviews the risks of a world where more and more people have...

18 Kesä 201916min

5 challenges we could solve by designing new proteins | David Baker

5 challenges we could solve by designing new proteins | David Baker

Proteins are remarkable molecular machines: they digest your food, fire your neurons, power your immune system and so much more. What if we could design new ones, with functions never before seen in n...

17 Kesä 201910min

How AI can save our humanity | Kai-Fu Lee

How AI can save our humanity | Kai-Fu Lee

AI is massively transforming our world, but there's one thing it cannot do: love. In a visionary talk, computer scientist Kai-Fu Lee details how the US and China are driving a deep learning revolution...

13 Kesä 201915min

Why we get mad -- and why it's healthy | Ryan Martin

Why we get mad -- and why it's healthy | Ryan Martin

Anger researcher Ryan Martin draws from a career studying what makes people mad to explain some of the cognitive processes behind anger -- and why a healthy dose of it can actually be useful. "Your an...

12 Kesä 201913min

3 steps to turn everyday get-togethers into transformative gatherings | Priya Parker

3 steps to turn everyday get-togethers into transformative gatherings | Priya Parker

Why do some gatherings take off and others don't? Author Priya Parker shares three easy steps to turn your parties, dinners, meetings and holidays into meaningful, transformative gatherings.Learn more...

11 Kesä 201910min

The mysterious microbes living deep inside the earth -- and how they could help humanity | Karen Lloyd

The mysterious microbes living deep inside the earth -- and how they could help humanity | Karen Lloyd

The ground beneath your feet is home to a massive, mysterious world of microbes -- some of which have been in the earth's crust for hundreds of thousands of years. What's it like down there? Take a tr...

10 Kesä 201912min

An ingenious proposal for scaling up marine protection | Mark Tercek

An ingenious proposal for scaling up marine protection | Mark Tercek

Island and coastal nations need to protect their waters in order for our oceans to stay healthy. But they often have lots of debt and aren't able to prioritize ocean protection over other needs. Mark ...

8 Kesä 20195min

The most detailed map of galaxies, black holes and stars ever made | Juna Kollmeier

The most detailed map of galaxies, black holes and stars ever made | Juna Kollmeier

Humans have been studying the stars for thousands of years, but astrophysicist Juna Kollmeier is on a special mission: creating the most detailed 3-D maps of the universe ever made. Journey across the...

7 Kesä 201912min

Suosittua kategoriassa Yhteiskunta

olipa-kerran-otsikko
siita-on-vaikea-puhua
kaksi-aitia
gogin-ja-janin-maailmanhistoria
i-dont-like-mondays
poks
antin-palautepalvelu
kolme-kaannekohtaa
sita
mamma-mia
aikalisa
yopuolen-tarinoita-2
lahko
rss-murhan-anatomia
loukussa
rss-palmujen-varjoissa
rss-nikotellen
meidan-pitais-puhua
terapeuttiville-qa
mystista