Researchers from the University of Cambridge and the University of California, Berkeley, have developed a groundbreaking system that uses sunlight to convert carbon dioxide (CO₂) into complex hydrocarbons, marking a significant step toward cleaner energy production and more sustainable manufacturing processes.

Their innovative approach combines a highly efficient solar cell made from perovskite, a promising material, with tiny copper catalysts known as “nano-flowers.” Unlike traditional methods of CO₂ conversion, which typically produce simple, single-carbon molecules, this new technology can generate more complex hydrocarbons like ethane and ethylene—key components for liquid fuels, plastics, and other chemicals. The findings, published in Nature Catalysis, offer a promising solution to the environmental challenges posed by fossil fuel dependence.

A new breakthrough in wound healing could change the lives of millions of Americans struggling with chronic wounds. Researchers have developed a $1 bandage that, when activated with water, generates its own electrical field to promote faster healing. This innovative solution could offer a more affordable and effective treatment for those with persistent injuries like diabetic foot ulcers, which often lead to amputation and can cost tens of thousands of dollars to treat.

Chronic wounds affect about 2% of the U.S. population and are notoriously difficult to heal, often requiring ongoing treatment and causing serious complications. Current treatments, ranging from basic bandages to advanced therapies, are either ineffective or prohibitively expensive, with some therapies reaching upwards of $20,000 per wound.

A groundbreaking collaboration between Northwestern University and Georgia Tech has made significant strides in the field of organic electronics by developing a high-performance organic electrochemical neuron that operates within the frequency range of human neurons. In addition to this, the researchers designed an entire perception system that integrates these engineered neurons with artificial touch receptors and synapses, enabling real-time tactile signal sensing and processing.

This research, published in Proceedings of the National Academy of Sciences (PNAS), brings the field a step closer to intelligent robots and systems that have previously been limited by sensing technologies that cannot replicate the efficiency of human sensory systems.