TEACHERS WERE baffled. Some of the children using Khan Academy, an online learning platform, seemed to be cheating at their maths assignments with the help of an unknown accomplice. An investigation ...

The 1911 Triangle Shirtwaist Factory Fire—which killed 146 garment workers—shocked the public and galvanized the labor movement. Fire hoses spray the upper floors of the Asch Building—headquarters to ...

The iron triangle of product development has shortcomings. Learn why the lean startup process is the best way to achieve "fast, good and cheap," all in one project. There’s an old saying in software ...

Ever wondered why modern fighter jets often have slanted or canted tails? This video breaks down the aerodynamic and stealth-related reasons behind this common design feature. From radar cross-section ...

Ah, love triangles—is there anything more deliciously excruciating to watch onscreen? Even America’s first full-length film, an adaptation of Victor Hugo’s Les Misérables, featured the age-old ...

It's no secret that we're big fans of the timeless allure that is associated with French-girl fashion. From their sleek styling tips to their classic independent brands, you can't go wrong looking in ...

Coming soon to Boylan Heights: It's big. And chilly. And hot. Avelo Airlines is scaling back its operations in North Carolina, leading to layoffs. The global company says it will build a second drug ...

What Is a Descending Triangle? A descending triangle is a technical analysis chart pattern that indicates a continuation of a downtrend or a consolidation phase within an uptrend. Recognizable by a ...

Sometimes called cities at sea or floating airfields, aircraft carriers provide some of the most challenging flight conditions in modern aviation. In addition to a moving runway that may also buck on ...

Sure, riddles are fun if you’re a fan of clever wordplay. But there’s something so uniquely enjoyable about a good visual puzzle. So today, we’re calling all brainteaser aficionados: How many ...

The Pythagorean theorem, a cornerstone of mathematics for millennia, provides a method for determining unknown sides in right-angled triangles using the formula a² + b² = c². Its applications extend ...

THERE are different ways to put your brain to the test, from optical illusions that warp the way you see the world to tricky challenges that’ll leave you scratching your head. This puzzle will test ...