Science story
The inventor invented the two most dangerous things in the world
Thomas J. Midgley is now considered one of the most dangerous inventors in history, because he invented leaded gasoline and CFC gas.
Problem
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Articles about Problem
1,033 published items.
New technology
'3 in 1' system: Using solar energy to produce electricity and desalination water
Solve three problems at once: water shortage, electricity shortage and emissions reduction.
Discover science
Why should you keep the cage washer door open?
A trick that many people use horizontal cage washing machines often overlooks, is not to open the door of the washing bucket, leading to the inner clothes after washing…
Discover science
Can we become mathematicians by way of self-study? (Part 3)
In response to the question 'should I become a mathematician', the problem is whether you love math with a passionate love, have admiration and patience for math.
Health
10 causes the throat to feel entangled
Sometimes a throat with a feeling of entanglement when swallowing saliva is a sign of some throat disease or dysfunction.
Discover science
Why do we sometimes forget what I was just about to say?
Forget something or forget to say it - everyone has encountered such a problem.
Health
13 common health problems can be treated with salt
Gargling with salt water will help reduce pain and the wound will heal faster. Mix one teaspoon of salt in half a cup of water, then rinse and spit.
Life
Identify 'hidden culprit' causing sudden death in young people
Hypertrophic cardiomyopathy is considered a frequent cause of death for young athletes, who have no obvious symptoms.
Conquer Mars
Build a 'green oasis' to plant trees on Mars, why not?
Confident scientists have solved the problem of growing food in the harsh environment on Mars, with carpet materials transforming into suitable soil for cultivation.
Health
13 unexpected benefits if eating cucumbers every day
Nature always gives people precious things, but not rare. Do you believe that fruits are always cheap and easy to buy?
Life
Yellow urine warns what you already know?
The color of your urine will help you know exactly your health, whether you are healthy or having problems.
Space science
Galileo global positioning satellite system has trouble
According to a report from the European Aerospace Agency, Galileo global positioning satellite system had a problem and had to temporarily shut down.
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Science has proven that going 'more' will be more creative!
Scientists recommend that we should take more frequent breaks, go to the toilet, drink water or temporarily leave the mind if the problem is difficult to solve.
Discover science
What happens if we breathe twice as much oxygen now?
Although accounting for only 21% of the atmosphere, oxygen is the most important gas for the survival of living organisms on Earth. From this fact, have you ever wondere…
Health
Use gel from brown algae and soluble polymer to protect donated tissue
Swiss scientists have successfully solved the problem of immune system attack and rejection by using a protective hydrogel, prepared on the basis of sodium alginate from…