Laman haoqiwanhuatong

Videos

2:50
Take you through the entire process of how the immune system fights viruses in one go #ScienceCommun
4 Views
2:17
A volcanic eruption can shoot ash as high as 58,000 meters, but the real danger lies not in the heig
3 Views
3:23
A record-breaking tsunami of 524 meters—what determines a tsunami’s height? #Science #Tsunami #Natur
20 Views
2:32
Why aren’t there 100-ton ship anchors? What limits the weight of a ship’s anchor? #Science #ShipAnch
2 Views
1:58
Why are cows on the road so often hit by cars? #Science #Evolution #Cows #LearnSomethingNew
6 Views
2:20
An excavator can dig 300 tons in a single scoop—so why don’t we keep building even bigger ones? #Sci
11 Views
2:19
Why aren’t there 10,000-meter-long trains? What limits a train’s length? #Science #Trains #Engineeri
11 Views
2:13
Why can wind turbines withstand typhoons? #Science #Engineering #WindPower #LearnSomethingNew
6 Views
2:30
Why aren’t there 500-meter-long giant ships? What limits a ship’s size? #Science #Ships #Ocean #Lear
11 Views
3:14
For the same amount of sugar, which is more likely to cause weight gain: eating it directly or injec
3 Views
2:55
Why can’t rivers on Earth exceed 7,000 kilometers? #Science #Rivers #Nature #LearnSomethingNew
7 Views
2:28
Why is glass humanity’s greatest invention? #ScienceCommunication #Glass #Science #LearnSomethingNew
14 Views
2:25
Why is it so hard for dams to exceed 300 meters in height? #Science #Dams #Engineering #LearnSomethi
10 Views
3:14
Why do ships get covered in barnacles, while blue whales stay perfectly clean? #Science #Whale #Ship
8 Views
2:58
Why is it so hard to build skyscrapers over 1,000 meters tall? #Science #Architecture #Engineering #
12 Views
1:49
Why don’t fish have necks? #Science #Fish #Nature #LearnSomethingNew
5 Views
3:31
Why can’t rivers on Earth exceed 10,000 kilometers? #Science #Rivers #Nature #LearnSomethingNew
6 Views
2:33
What limits a bird’s flight altitude? #Science #Birds #MagicalCreatures #LearnSomethingNew
2 Views
1:51
Why is it that once you get a tattoo, it’s almost impossible to remove for the rest of your life? #S
9 Views
1:51
Tornadoes usually last only a few minutes—so why are they still so destructive? #Science #Tornado #N
5 Views