Black holes are hard to find. They have such strong gravity that light can’t escape them, so scientists must rely on clues from their surroundings to find them. via NASA https://ift.tt/Iz6em3G
May 2-6, 2022, is Teacher Appreciation Week! At NASA, we know the importance of STEM (science, technology, engineering, and math) education. via NASA https://ift.tt/V7icIlE