IBM's second successful commercial computer (the first was the 650). Introduced in 1959 and offered until 1971, the 1401 was an outstanding success. More than 12,000 systems were installed ...

[Ken Shirriff] is making those good ol’ days come alive with a series of articles relating to his work with hardware at the Computer History ... of the IBM 1401’s qui-binary arithmetic.

The smallest machine of its kind in the world uses a single photon as its qubit and it can perform calculations without ...

From 1963 to 1966, I programmed an IBM 1401 for the Pennsylvania Drivers License Division. The first widely used transistor-based computer, the 1401 processed all six million drivers in the state.

Production ended in 1961 as the RAMAC computer became obsolete the following year upon the arrival of IBM's 1405 Disk Storage Unit for the IBM 1401. By 1981, Apple introduced its first hard drive ...

IBM is over a century old, a massive multinational even before the dawn of the computer age. Through research and innovation ... and we took specific influences from computers like the IBM 1401 and ...

Earlier this month, IBM announced it had opened a new quantum data center in Europe, the first to be built outside of the ...

Hard drive storage has gone through the roof in recent years. Rotating hard drives that can hold 16 terabytes of data are essentially available today, although pricey, and 12 terabyte drives are ...

Lenovo's Tech World kicked off with a keynote from its CEO, Yuanqing Yang, where he shared his vision of AI integrated into ...

IBM’s customers prove to be even stickier than expected, still placing emphasis on the mission criticality of mainframes, databases, and choosing not to rock the boat even on ancillary ...

The new chip has 127 "qubits", twice as many as the previous IBM processor. Qubits (quantum bits) are the most basic units of information in a quantum computer. The company called its new Eagle ...

As we described earlier this year, operating a quantum computer will require a significant ... to be able to do the algorithm discovery," said IBM's Jay Gambetta. So, part of the software stack ...