Saturn captured by the Cassini probe, NASA.

For the first time ever, scientists have seen the light from behind a black hole. Black holes are regions in space-time where gravity’s pull is so powerful that not even light can escape its grasp. However, while light cannot escape...

NASA's Perseverance rover successfully landed on the surface of Mars in February 2021.The main purpose of Perseverance is to collect soil and rock samples from the surface of Mars and deliver them to Earth. If things go as planned by...

Look at the two pictures given to make this clear. The first is when someone throws a stone. The velocity of the stone is shown as two elements, vertical and horizontal. Since there is no force in the opposite direction...