Located at the San Diego Zoo, Gramma, the resident tortoise, was born in the Galapagos Islands around 1884. Those at the zoo referred to her as “the queen,” which only makes sense, as she survived two ...

We often overlook the most straightforward remedy for the stress of daily life: Get outside more often and reconnect with the ...

From China and the US to India and Russia, here are the 25 largest militaries in the world, ranked by the number of active-duty armed forces.

Brex reports that recurring revenue, a predictable income stream, is key for modern business growth and stability, ...

Number theory, the study of the properties of positive integers, is perhaps the purest form of mathematics. At first sight, it may seem far too abstract to apply to the natural world. In fact, the ...

“In many decisions, nature has been treated as essentially worthless or of negligible value when compared to other kinds of ...

Discover how Markov chains predict real systems, from Ulam and von Neumann’s Monte Carlo to PageRank, so you can grasp ...

Once a scrappy rebellion against industrial winemaking, natural wine has gone global, reshaping taste, farming and even the ...

Learn how the reserves-to-production ratio estimates the lifespan of natural resources. Discover its role in predicting resource availability and influencing investment.

In this third of a three-part 2026 municipal bond outlook series, Market Intelligence analyst Jeff Lipton explains how ...

Is there an infinity of infinities? The question sounds almost absurd, like a child’s riddle meant to twist your brain into knots. But for mathematicians, it’s a serious (and endlessly fascinating) ...