In high school you learn that matter is made of atoms, atoms are made of electrons and nuclei, and nuclei contain neutrons and protons. That’s a basic picture of matter, but it’s an incomplete one. Missing in that picture is a full particle called neutrinos.
Archives: Blue Sky
What is machine learning?
Machine learning is an area of computer science that focuses on building computer programs that help machines learn by example. This is similar to the way young children learn about the world around them.
How are crystals formed?
The word “crystal” comes from the Greek “krystallos,” meaning clear ice. A crystal is defined as a solid material consisting of a three-dimensional periodic ordering of atoms, molecules or ions. Crystals form by a process called crystallization that signifies a transition from chaos to perfection.
How fast could a human theoretically run?
The current world record for running speed is held by Usain Bolt at roughly 28 miles per hour, and it’s difficult to imagine running faster.
How do we identify new species from fossils?
When we try to identify different species in nature today, we usually think of that question in terms of interbreeding. We look at different populations, whether they look different or the same, and ask, do they ever interbreed with each other or encounter each other in nature?