Society
Nearly half of US adults try cutting phone use, most fail
Nearly half of US adults, 45%, say they tried to cut back on their smartphone use in the past year, but only…
Author
Hugo Rojas
Hugo Rojas is the editor of GCN. With a Master of Science in Engineering, he specializes in technology, data, and science, and brings a human-centered perspective informed by psychology.
Recent work
Technology
A data center cooling design runs liquid at 113 degrees through every chip on the rack, and the new approach cuts water use to nearly zero
A server rack built for the newest AI chips no longer needs a single drop of water from a cooling tower to…
Technology
Crews linked two data centers 700 miles apart into a single machine, and a cloud giant says the fiber link cuts AI training time from months to weeks
Picture two warehouses the length of several football fields, one in Wisconsin, one outside Atlanta, 700 miles apart on the map.Inside each,…
Energy
Seattle City Light to add 200 curbside EV chargers by 2030
Seattle City Light and the Seattle Department of Transportation will install up to 200 new curbside Level 2 electric vehicle chargers across…
Energy
Massachusetts utilities pay EV drivers to feed power back to grid
Eversource and National Grid have begun enrolling Massachusetts homeowners with bidirectional-capable electric vehicles into a new program that pays them to send…
Society
A server clears the extra chair from a table for one among 372 students surveyed, and new research finds solo eating by choice can bring calm, genuine enjoyment and higher satisfaction
A server slides a single plate onto a two top table, clears the extra chair, and leaves one set of silverware behind.No…
Automotive
Tesla renames Full Self-Driving to Assisted Driving across Europe
Tesla has renamed its "Full Self-Driving" software to "Tesla Assisted Driving" across Europe, a change the automaker made after pressure from German…
Energy
A single fast charger can rack up $4,500 in monthly demand fees even when almost no cars plug in, and that hidden utility charge decides which charging stations survive
A single fast charger can sit mostly idle in a parking lot for weeks. Yet it can still show up on a…
Energy
EV owners on cheap overnight rates trigger the same midnight discount within minutes of each other, and utilities say that shared habit created a new power surge nobody priced for
A porch light clicks off, a garage door hums shut, and somewhere behind the wall a meter starts spinning faster than it…
Technology
Falcon Heavy launches first spy satellite mission for US agency
SpaceX's Falcon Heavy rocket flew a classified mission for the National Reconnaissance Office for the first time, lifting off from Kennedy Space…
Technology
Falcon Heavy flies first spy satellite mission for NRO
SpaceX launched a Falcon Heavy rocket on its first mission for the National Reconnaissance Office, carrying a classified payload designated NROL-97 into…
Automotive
A used sedan arrives with a clean report pulled from 151,000 data sources showing zero accidents, but cash repairs and unreported crashes still slip through the system
A shopper leans over a dealership counter, watching a single sheet of paper slide across the glass toward her.The report lists the…