Some lasers can cut through steel. Companies that make parts out of metal use lasers. The laser has so much energy it can melt the metal.
Photo Credit: Jakkapong Wannamethee/EyeEm/Getty Images
In the Know
What Can Clouds Tell Us?
Clouds are made of tiny drops of water or ice … read more
In the Know
School Supplies
You will need supplies. You might need crayons. You might … read more
In the Know
Winter Wonders
Winter has begun. Many places find ways to make the … read more