Egypt, third millennium b.c. The Great Pyramid of Giza is both the oldest of the Seven Wonders and the only one still standing. Built by the pharaoh Khufu (reigned ca. 2551–2528 b.c.) to serve as his ...

Researchers from Cairo and Munich uncovered “air-filled voids” beneath Menkaure pyramid’s eastern face, suggesting a long-suspected hidden entrance. Using electrical resistivity tomography, radar, and ...

Two hidden voids have been discovered within one of the pyramids of Giza, in Egypt—potentially shining light on an enduring mystery about the existence of a lost entrance to the giant tomb. The ...

Base Power has built one of the largest battery storage systems in Texas in two years — and now it wants to grow faster. The Austin-based startup, which had raised $200 million in April, is back with ...

The company, which leases out residential batteries as well as sells energy, is betting that it can profit from a new approach to soaring energy demands. By Michael J. de la Merced As cities around ...

"We show that this design can, in principle, find half of all existing Earth-like planets orbiting sun-like stars within 30 light-years in less than three years." When you purchase through links on ...

Nasdaq-listed crypto exchange Coinbase's Layer 2 scaling solution, Base, has gone from being the leader in 2024 in terms of capital inflows through cross-chain bridges to the top loser this year. Data ...

Transamerica Pyramid in San Francisco is unveiling a lobby exhibition featuring a recently discovered 1974 time capsule, recovered from the site last year during renovations. (Nikki Richter) The ...

A research team’s astonishing claims that they discovered massive underground structures extending hundreds of feet deep beneath Egypt’s Khafre Pyramid sound like science fiction to experts. Scottish ...

Why it's incredible: The mountain looks like a human-made pyramid. A mountain that's hidden in a sea of snow in Antarctica looks strikingly like an ancient Egyptian pyramid when viewed from above. But ...