Latest in Tech

Editorials on the economy, technology, and lifestyle by Dr Jiulin Teng
Cover for post Nikasil, Alusil, Lokasil, and Silitec: Cylinders in liner-less aluminium engine blocks
15 Jun 2024
Nikasil, Alusil, Lokasil, and Silitec: Cylinders in liner-less aluminium engine blocks
Today, we briefly examine the three main types of liner-less cylinder treatment methods that originated from Germany, Nikasil, Alusil, and Lokasil, and their variants.
Cover for post Mercedes M156 vs Maserati F136Y (4.7) vs BMW S65, Iconic Designs Compared
30 May 2024
Mercedes M156 vs Maserati F136Y (4.7) vs BMW S65, Iconic Designs Compared
Today, I compare the Mercedes-AMG M156 6.2L V8, the Maserati F136Y 4.7L V8, and the BMW S65B40 4.0L V8 across seven aspects. These engines use equivalent technologies but differ appreciably in their design goals.
Cover for post Autonomous Driving: Three Major Safety Concerns
28 May 2024
Autonomous Driving: Three Major Safety Concerns
Self-driving cars have three major safety concerns: algorithm and computing power, electronics equipment, and network security. Today, I briefly explain each of them.
Cover for post Nissan VR38DETT vs Alfa Romeo 690T (Quadrifoglio): Iconic Designs Compared
25 May 2024
Nissan VR38DETT vs Alfa Romeo 690T (Quadrifoglio): Iconic Designs Compared
Today, I compare the design of the Nissan VR38DETT found in the R35 GT-R and the Alfa Romeo 690T found in Quadrifoglio models along six aspects: engine block, bank angle & crankshaft, oil pump, displacement & stroke ratio, fuelling, and valve timing.
Cover for post S58 vs 2JZ: Iconic Engine Designs Compared
21 May 2024
S58 vs 2JZ: Iconic Engine Designs Compared
Today, I compare the designs of the BMW S58B30 and of the Toyota 2JZ-GTE in eight aspects from the bottom up, including block, bearing, oil pump, stroke ratio, piston and conrod, fuelling, air flow, and valve timing.
Cover for post Five Modern High Gear-Count RWD Automatic Transmissions: Similarities and Differences
19 May 2024
Five Modern High Gear-Count RWD Automatic Transmissions: Similarities and Differences
Today, I compare five modern high gear-count RWD automatic transmissions in terms of their similarities and differences in design. They are Aisin’s 8-speed, Ford-GM 10-speed, Hyundai 8-speed, Mercedes 9G-Tronic, and ZF 8HP.
Cover for post Ranking Six V8 Diesel Engines in Passenger Cars Made This Century
17 May 2024
Ranking Six V8 Diesel Engines in Passenger Cars Made This Century
Today, I rank six V8 diesel engines made this century for passenger cars. This means no truck engines.
Cover for post Nine Most Stunning Post-War American Sedans
15 May 2024
Nine Most Stunning Post-War American Sedans
Today, I talk about nine of the most stunning post-war American sedans judged by me ordered by the cars' production years.
Cover for post The Most Stunning Post-War European Sedans
08 May 2024
The Most Stunning Post-War European Sedans
Today, I briefly talk about each of the twelve most stunning post-war European sedans judged by me.
Cover for post Ranking Twelve-Cylinder Engines in Series Production This Century
06 May 2024
Ranking Twelve-Cylinder Engines in Series Production This Century
Today, I rank ten 12-cylinder engines from six manufacturers that have been in series production this century.
Cover for post Ranking All Six V10 Engines Ever in Production for Road Cars
30 Apr 2024
Ranking All Six V10 Engines Ever in Production for Road Cars
Today, I rank all six (or eight) V10 engines ever in production for use in road cars.
Cover for post Four-Cylinder Petrol Engines: Characteristics & the Ranking of Ten Popular Examples
26 Apr 2024
Four-Cylinder Petrol Engines: Characteristics & the Ranking of Ten Popular Examples
Today, I talk about four-cylinder petrol engines and rank some of the more representative models from popular manufacturers.