This video explains how scientists estimate the size of the observable universe and what we mean by its “radius,” using clear ...

Euclidean geometry is the kind you were taught at school, the world of sines and cosines, and the square on the hypotenuse being equal to the squares on the other two sides. Its laws—first set out by ...

The United States has the world's most advanced fighter jets, with China also rapidly developing its own advanced ...

Modern bot detection rarely deals with obviously fake browsers. Most large-scale automation today runs inside browser ...

Math anxiety grows from stress, culture, and experience, not ability. By changing how we teach, test, and talk about math, we ...

Costco sells a lot of brand-name goods for less than a typical retailer, but choosing the club's Kirkland Signature brand can ...

Artificial intelligence (AI) is increasingly used to identify older adults for services, support people between visits, and ...

A group of tech executives, app developers and Silicon Valley philosophers is seeking to streamline the messy matters of the ...

The Legend of Heroes: Trails Beyond the Horizon is available on January 15, 2026 for the PlayStation 4 and 5, PC, and ...

For all the lofty language surrounding norms and responsible behavior, the foundational truth is simple: Space sustainability is a data problem, a coordination problem and a persistence problem. You ...

Teach electromagnetism with this simple electromagnetic train project. A simple STEM activity connecting electricity, ...

To get a clearer grip on what that something is, we need to understand what happens when we change between fuzzy values and ...