Friday, October 16, 2026

Digital Signal Processing Pioneer Bede Liu Dies At 91

Bede Liu, a digital signal processing pioneer, died on 7 May. He was 91.Liu was widely regarded as one of the founders of modern digital signal processing, a field that applies mathematical algorithms to analyze, modify, and transmit signals including sound, images, and video.The IEEE Life Fellow taught electrical engineering at Princeton for more than…

Drought Exposes Roman Bridge in Bulgaria
Ancient Engineering

Drought Exposes Roman Bridge in Bulgaria

A drone image shows the foundations of a Roman-era bridge that once spanned the Danube River. GIGEN, BULGARIA—A heat wave in Europe has caused water levels in the Danube to fall drastically, exposing the foundations of a Roman bridge near the village of Gigen in Bulgaria, according to the Greek Reporter. Built under the emperor…

Moche Pottery Center Excavated
Ancient Engineering

Moche Pottery Center Excavated

Ceramic mold LA LIBERTAD, PERU—The Art Newspaper reports that excavations at the site of Cerro Mayal in northern Peru's Chicama Valley are offering archaeologists a more refined understanding of the production of Moche pottery, which is known for its mold-made vessels and ornate painted decoration. The Moche culture inhabited sites along the northern coast from…

Pre-Hispanic Farmers Built Vast Canal Network in Colombia
Ancient Engineering

Pre-Hispanic Farmers Built Vast Canal Network in Colombia

Aerial photograph of pre-Hispanic canals and ridges in La Mojana, Colombia LA MOJANA, COLOMBIA—Archaeologists have determined that a vast pre-Hispanic agricultural field network composed of canals and ridges in Colombia was built and maintained by family groups working in cooperation, according to a statement released by the University of Cambridge. The sheer size of the…

Bring a Product Manager Mindset to Your Next Engineering Job

If you haven’t already seen a job listing for a “product engineer,” you probably will soon. The job everyone’s suddenly hiring for, this role is like a cross between a product manager and an engineer (as the name suggests). And it’s a hiring trend worth paying attention to.Companies are opening more of these roles every…

Fourth-Century B.C. Graves Found at Hattusha

CORUM, TURKEY—Three tombs dating to some 2,300 years ago have been discovered in a small cemetery at the Hittite capital city of Hattusha in central Turkey, according to a Türkiye Today report. “What distinguishes these graves is that they are surrounded by a circular stone structure,” said Andreas Schachner of the German Archaeological Institute. The…

Medieval Caravansery Uncovered in North Sinai
Ancient Engineering

Medieval Caravansery Uncovered in North Sinai

ASILA, EGYPT—According to an Ahram Online report, traces of a small roadside caravansery have been uncovered in North Sinai. It is one of several similar structures that have been found across the desert. Merchants, mail carriers, and military forces traveling on the Sultan’s Road would have stopped for rest at the caravansery before continuing on…

Homo antecessor Skull Fragments Examined
Ancient Engineering

Homo antecessor Skull Fragments Examined

Homo antecessor skull fragments BURGOS, SPAIN—SciNews reports that researchers led by Rafael Gallareto-Sande of Spain’s National Research Center on Human Evolution have conducted a new computed microtomography study of Homo antecessor skull fragments representing three individuals. The fossils were recovered from northern Spain’s Gran Dolina cave in 1994. Homo antecessor lived in Europe between 1.2…