What's up in

computer science

520px photo of smarticles
Computer Science

Smart Swarms Seek New Ways to Cooperate

New algorithms show how swarms of very simple robots can be made to work together as a group.

520px photo of Gil Kalai
The Future of Quantum Computing

The Argument Against Quantum Computers

The mathematician Gil Kalai believes that quantum computers can’t possibly work, even in principle.

520px illustration for Quantum Supremacy
The Future of Quantum Computing

Quantum Algorithms Struggle Against Old Foe: Clever Computers

The quest for “quantum supremacy” – unambiguous proof that a quantum computer does something faster than an ordinary computer – has paradoxically led to a boom in quasi-quantum classical algorithms.

520px illustration of quantum computing neural networks
The Future of Quantum Computing

Job One for Quantum Computers: Boost Artificial Intelligence

The fusion of quantum computing and machine learning has become a booming research area. Can it possibly live up to its high expectations?

520 px illustration of a quantum computer producing errors
The Future of Quantum Computing

The Era of Quantum Computing Is Here. Outlook: Cloudy

Quantum computers should soon be able to beat classical computers at certain basic tasks. But before they’re truly powerful, researchers have to overcome a number of fundamental roadblocks.

Crossword puzzle illustration
insights puzzle

Quanta’s Science and Math Crossword Puzzle

This holiday season, catch up on science and math news while solving our year-end crossword.

Math scuba diving
insights puzzle

Solution: ‘How to Win at Deep Learning’

When equipped with hidden layers, deep neural networks can accomplish nonlinear feats that are difficult even with sophisticated mathematics.

A blue person made of code walks down a pink road patterned with hexagons
algorithms

Best-Ever Algorithm Found for Huge Streams of Data

To efficiently analyze a firehose of data, scientists first have to break big numbers into bits.