Radio waves

Astronomers find the “missing” matter of the universe

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Astronomers find the “missing” matter of the universe

By Will Dunham Washington (Reuters) -There are two types of matter. There is an invisible dark matter known only because of its large -scale gravitational effects. And there is ordinary matter such as gas, dust, stars, planets and earthly things like cookies and canoes. Scientists believe that ordinary matter represents only about 15% of all … Read more

What actually happens if you do not use airplane mode on your phone during flight?

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What actually happens if you do not use airplane mode on your phone during flight?

Key Although some countries soften the rules for using airplane mode during flights, it is best to follow the instructions of crew members and use airplane mode when instructed. If you’ve ever wondered why your phone should be on a plane during flight, you’re not alone. In fact, very common flyers cannot recite the causes … Read more