Remove Building Remove Environment Remove San Antonio Remove Water
article thumbnail

The Maya Train Will Get You to All of Yucatán’s Best Spots. But Not Yet.

Baua Electric

But uncontrolled growth has stressed the Caribbean coast’s fragile environment. The Maya Train, scientists warn , will push those problems south, threatening the area’s water supply, its unique system of underground limestone caves and its vast nature reserves. The idea is to have more hotels along the train line,” she said.

Taxi 52
article thumbnail

Daimler Trucks NA SuperTruck achieves 115% freight efficiency improvement over 2009 baseline; 50.2% engine BTE

Green Car Congress

The final SuperTruck demonstrator ran a five-day, 312-mile (502-kilometer) roundtrip route on Texas Interstate 35 between San Antonio and Dallas, at a weight of 65,000 lbs (29,484 kg) GVWR at a speed of 65 mph (105 km/h), where it achieved an average result of 12.2 engine brake thermal efficiency. mpg (19.26

2009 150
article thumbnail

Atomic cobalt on nitrogen-doped graphene catalyst shows promise to replace platinum for hydrogen production

Green Car Congress

The Rice lab of chemist James Tour and colleagues at the Chinese Academy of Sciences, the University of Texas at San Antonio and the University of Houston have developed a robust, solid-state catalyst that shows promise to replace expensive platinum for hydrogen generation. —Fei et al.

Hydrogen 150
article thumbnail

How Ted Hoff Invented the First Microprocessor

Cars That Think

By the age of 12 he had moved on to electronics, building things with parts ordered from an Allied Radio Catalog, a shortwave radio kit, and surplus relays and motors salvaged from the garbage at his father’s employer, General Railway Signal Co., San Antonio, Texas, which, architected by Computer Terminals, was named the 8008.

IDEA 125