Sleep may strengthen long-term memories in the immune system
New evidence shows that lack of sleep puts your body at risk
First two-qubit logic gate built in silicon
Overcomes crucial hurdle in quantum computing, making silicon quantum computers a reality
Fusion reactors ‘economically viable’ in a few decades, say experts
Could replace nuclear reactors and fossil fuels
How to grow a functional 3-D mini-brain for 25 cents
An easy-to-make 3-D testbed for biomedical research such as drug testing, testing neural tissue transplants, or experimenting with how stem cells work
Vertical ‘light antennas’ grown from organic semiconductor crystals
Could absorb light from all directions, improving solar cells and photosensors
Method to replace silicon with carbon nanotubes developed by IBM Research
Could work down to the 1.8 nanometer node in the future
Study of protein folds adds to evidence that viruses are alive and ancient
Scientists estimate there are more than a million viral species, but less than 4,900 viruses have been identified and sequenced
New test detects almost all viruses that infect people, animals
Additional research needed to validate the test accuracy
