science

Artificial intelligence models can now create smaller AI systems without the help of a human, according to research published Friday by a group of scientists who said the project was the first of its kind. Essentially, larger AI models — like the kind that power ChatGPT — can create smaller, …

Lightning is one of Mother Nature’s double-edged swords; it is beautiful to watch as it lights up the sky, but it is dangerous when it hits the ground at a scorching 50,000 degrees F and brings with it a jolt of 100 million electric volts. Lightning comes in various types, …

Editor’s Note: This article was corrected on Nov. 23. An explanation appears at the bottom. If Willie Nelson supports it, it must be green, right? Not so fast. Amid rising concern over U.S. dependence on fossil fuels, many hope that running our cars on so-called “biofuels,” which are grown rather …

Astrologers are just as excited as astronomers about Tuesday’s transit of Venus, a rare event that horoscope mavens associate with major upheaval and advancement throughout history. Venus passes directly in-between the Sun and Earth in pairs eight years apart in cycles that occur every 105.5 or 121.5 years. The last …