This story appears in the January/February 2017 issue of National Geographic History magazine. Amelia Blanford Edwards was one of a stream of European travelers drawn to see the wonders of Egypt at ...

For 5,000 years scholars, generals, and mystics have been fascinated by the Egyptian pyramids. That obsession persists in the modern age. Today the Pyramids of Giza are surrounded by desert. But 4,600 ...

A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

Brittany Brown is a full-time copywriter writing covering real estate and personal finance topics like budgeting, investing, credit cards, and more. She is currently working to become an accredited ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Abstract: Multi-scale features are crucial in encoding objects with varying scales in vision tasks. The classic top-down and bottom-up feature pyramid networks are a common strategy for multi-scale ...

Rising just over 60 meters, the Menkaure Pyramid is the youngest of the Giza pyramids and unique for its extensive use of Aswan granite, which has fueled decades of debate about its construction and ...

Abstract: We present a compact but effective CNN model for optical flow, called PWC-Net. PWC-Net has been designed according to simple and well-established principles: pyramidal processing, warping, ...

The mystery of how the Pyramids of Giza in Egypt were built continues to elude scholars, even in the 21 st century. As famed Egyptologist Flinders Petrie records in his The Pyramids and Temples of ...

In 2016 the remains of a fascinating pyramid-shaped monument were discovered in the windswept and largely deserted Karaganda region of central Kazakhstan. This five-layered stepped structure was ...