UChicago researchers created a ‘quantum-inspired’ revolution in microelectronics, storing classical computer memory in ...

They say, however, that DNA data-holding strategies proposed in the past still offer some advantages—such as roughly 12 to 50 times greater storage density than the punch-card technique.

Later cards had more columns, but those never really caught on to the same scale as the classic 80-column card. To punch a number on the card, a machine made a hole in one of the bottom 10 columns.

Posted in computer hacks Tagged data storage, lego, punch cards ← Refilling Single-Use Miele Dishwasher AutoDos Detergent Dispensing Disks 3D-Printed Power Loom Shows How Complex Weaving Really ...

A paper card that encourages customers to return to a retail store. The size of a credit card, a loyalty punch card has a series of boxes that are punched or stamped by the cashier at time of ...

Commentary Nervous System: How Punch Cards Brought Us to Our Census Today is Census Day, with the ability to submit information online and the use of sophisticated database technology to derive ...

Bob Brockman holds a replica of a Fortran punch card. Today, he uses software on his PC to quickly generate models of materials and structures. Celebrating 50 years at UDRI and the technology changes ...