Search results for railway companies

Agriculture Apr 24, 2026

An agricultural mosaic in Taiwan

About 23 million people live in Taiwan, a Pacific island about the size of Maryland. Despite its size, the island produces a tremendous amount of agricultural goods per year—about $18 billion, according to Taiwan's Ministry ...

Agriculture Feb 3, 2026

Cape Town project tests what hydroponic farming can do in urban spaces

Imagine a world where fresh vegetables and herbs sprout in the heart of our cities without the need for sprawling farms. Hydroponics—a method of growing plants without soil—uses a nutrient-rich water solution instead of earth ...

Economics & Business Jan 23, 2026

Is AI a bubble that might burst?

It is hard to imagine that anyone could have missed the fact that such economic crashes occur from time to time—crashes that could have terrible consequences for individuals and society. In recent history, many vividly remember ...

Astronomy Jan 5, 2026

Active solar region observed for record 94 days

In May 2024, the strongest solar storm in twenty years raged. An international team led by ETH Zurich observed it. Their findings are now helping to improve space weather forecasts.

Economics & Business Dec 17, 2025

Ponzi schemes and financial bubbles: Lessons from history

Many investors are asking themselves if we are living in an AI bubble; others have gone beyond that and are simply asking themselves, until when? Yet the bubble keeps growing, fueled by that perilous sentiment of "fear of ...

Social Sciences Nov 20, 2025

WeChat is now a front-line policing tool in China—here's what the research found

WeChat is best known as China's all-purpose "super-app." It is used for everything from messaging and mobile payments to shopping and government services.

Economics & Business Oct 7, 2025

Chinese companies are changing the way they operate in Africa: Here's how

For most of the past 25 years, Chinese construction companies operating in Africa could count on generous financial backing from Chinese banks. Between 2000 and 2019, Chinese funders committed almost US$50 billion to African ...

Social Sciences Sep 29, 2025

This libertarian manifesto, loved by Peter Thiel, urges a 'cognitive elite' to see selfishness as a virtue

In Silicon Valley's unofficial literary canon, few works loom as large as The Sovereign Individual. A kind of survival manual for 21st-century tech billionaires, it has been enthusiastically championed by Palantir and Paypal ...

Social Sciences Sep 2, 2025

'Microhistory' indicates Jewish refugees built thriving commercial district in pre-war Trondheim

Prior to the Second World War, there were a total of 150 Jewish-owned shops in Trondheim, Norway. Three hundred of the city's 80,000 inhabitants were Jews.

Archaeology May 17, 2025

Angler fishing in Lake Michigan fog discovers remains of abandoned tugboat J.C. Ames

A Wisconsin angler fishing in the fog this week discovered the wreck of an abandoned tugboat submerged in the waters of Lake Michigan for more than a century, state officials announced Friday.

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