In the diagram below, the blue line is parallel to the base of the parallelogram. When you slide C back and forth along the blue line, how do the base (AB), height (DE), and area change? Before using ...

Remember: Your ideal riding position results from adjusting your bike to fit your body, not the other way around. Saddle ...

In the 30 years since the discovery of 51 Pegasi b, more than 6,000 planets outside our Solar System have been catalogued. Two modern-day explorers explain how.

The amplituhedron, a shape at the heart of particle physics, appears to be deeply connected to the mathematics of paper folding.

The announcement of Breugnathair elgolensis is the culmination of nearly a decade’s worth of work, after an international ...

Our New Yorker Crossword October 2, 2025 answers guide should help you finish today’s crossword if you’ve found yourself ...

In a preprint paper, scientists concluded that the Step Pyramid of Djoser in Saqqara, Egypt—believed to be the oldest of the ...

Engineers in Montréal design a kirigami-cut parachute that stabilizes instantly, promising low-cost aid drops and future Mars exploration.

Calculating square feet from a room’s dimensions is essential for many activities, such as planning construction projects or determining the right amount of paint you need. Some often confuse the term ...

Total wave height, also known as significant wave height, describes the combined height of the sea and the swell that mariners experience on open waters. The Bureau provides model forecasts of total ...