The Many Ways a Star Can Die Everything has a lifespan, even stars. On closer inspection, we can predict the unique fate for each star, including our own sun.
What Would Happen if the Sun Disappeared? Sometimes it's hard to appreciate a good thing till it's gone. But would the end of sunlight really mean the end of us?
What is Dark Energy and How Do We Know It Exists? 95 percent of the universe is concealed from us, but we are coming closer to understanding those substances.