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第2809期:How exactly do inhalers work?(3)
Episode 33
In chronic bronchitis, the airway’s lining is inflamed and produces more mucus to trap incoming smoke or dust particles. And the little hairs lining …
5 months ago
第2808期:How exactly do inhalers work?(2)
Episode 1
So how do they work? When you take a breath, air travels through your lungs using tubes called airways, or bronchi. The airways funnel to sacs, calle…
5 months ago
第2807期:How exactly do inhalers work?(1)
Episode 2
Early 20th century writer, Marcel Proust, finished his magnum opus “In Search of Lost Time” from bed— in a cork-lined room to keep allergens out. Pro…
5 months ago
第2806期:Energy drinks to be banned for under-16s in England
Episode 3
The major supermarkets have imposed their own voluntary ban on selling high-caffeine drinks to the under-16s, but this isn't the case in many smaller…
5 months ago
第2805期:Life lessons learnt from pocket money
Episode 4
How much pocket money did you get as a child, if any? Was it a regular, weekly allowance, or just occasional one-off payments for chores? Parents aro…
5 months ago
第2804期:Your phone’s camera isn’t as good as you think(2)
Episode 5
Simply put, to make better digital cameras, you need image sensors with higher numbers of larger photosites. Engineers know this. In fact, it’s basic…
5 months ago
第2803期:Your phone’s camera isn’t as good as you think(1)
Episode 6
When the Visualphone VP210 hit the market in 1999, it advertised a never-before-seen feature: a camera. With only 0.11 megapixels and storage for 20 …
5 months, 1 week ago
第2802期:This TED Talk is full of bad ideas(5)
Episode 7
So we ended up taking the car back, it was no longer functional, and we decided to place it in an art gallery in Los Angeles. And at this gallery, ac…
5 months, 1 week ago
第2801期:This TED Talk is full of bad idea
Episode 8
When you open Pandora's box of bad ideas, clearly the sky's the limit. So let's keep pushing it. I got three minutes.当你打开“坏点子”的潘多拉魔盒时，很明显，没有什么是不能尝试的。…
5 months, 1 week ago
第2800期:This TED Talk is full of bad ideas(3)
Episode 9
I'm glad you guys think it's funny. I thought it was horrifying. So it wasn't enough for us to just make this. We had to put it in the right place. D…
5 months, 1 week ago