Does the very first star to have formed in the Universe still exist? Do we know of it?
Say hello to the Methuselah Star, sometimes known by its catalog name, HD 140283. Right in the neighborhood; it’s about 190 light years away in the constellation Libra. It wasn’t…
Is the Apollo 11 moon mission a hoax since a 20 W radio signal cannot propagate from the moon to the earth and form a detectable signal?
No, Carl. It’s not a problem to send a 20 W radio signal from the Moon to the Earth, because NASA engineers thought of that. They gave the…
Once Trump is gone, will the USA be able to regain the world standing it had during Obama, or has it been lost forever?
Do you know what New Gingrich said was the most important lesson that the USA had learnt during the 20th century? He said it was “That we need…
If I drained all of the world’s oceans and walked to the bottom of Mariana Trench, would there still be pressure? Would it be dark and cold? What would it be like at the bottom?
The Marianas Trench is something like 37,000 feet deep, so removing all the water would make it the location of the highest air pressure on Earth. I will…
If the atomic bomb is a 40s technology, why didn’t any other country like Iran or Iraq for example manage to make one in a matter of one day?
Uranium 235 is the magic stuff that makes nuclear weapons possible. It’s not the most common isotope of Uranium though, not by a long-shot. You can order a chunk…
Had I been on the Titanic, to save myself I would have swum over to the iceberg and tried to climb on to get out of the water. Would this have been realistic?
No way, that just isn’t realistic at all. Let me outline exactly why this idea would have gotten you killed even quicker than staying in the water. First,…
What made Stukas effective in the Battle of Britain?
In the onset the Germans felt in control of the situation. They deployed Stuka dive bombers – loud and frightening aircraft built to frighten. These things did not…
What is the largest size a planet can be?
320 light years away is a star called HD 100546. In 2014, the discovery of a new exoplanet around it was announced. Creatively, it was named “HD 100546…
If all the ice melted in the world, would the world actually be submerged or only a few places by the shores?
This is a post melt map of North America courtesy of National Geographic. And this is Europe The light blue on the ocean and sea coasts is currently…
Were there any countries that refused to accept Germany’s surrender during World War II?
Sort of. Germany surrendered to the Soviet Union and the local area commander accepted it. When word reached Moscow they were outraged! They remembered how Germany had humiliated…