Early human ancestors one million years older than thought

The fossils of our earliest ancestors found in South Africa are a million years older than previously thought, meaning they walked the Earth around the same time as their East African relatives like the famous "Lucy", according ...

Photonic synapses with low power consumption and high sensitivity

Neuromorphic photonics/electronics is the future of ultralow energy intelligent computing and artificial intelligence (AI). In recent years, inspired by the human brain, artificial neuromorphic devices have attracted extensive ...

Improving the accuracy of international standards for graphene

The results of the first international comparison of the measurement of graphene have been published in 2D Materials, led by the National Physical Laboratory (NPL) in the U.K., through the Versailles Project on Advanced Materials ...

Curiosity sees bizarre spikes on Mars

In August 2012, the Curiosity rover landed in the Gale Crater on Mars and began exploring the surface for indications of past life. The rover made some profound discoveries during that time, including evidence that the crater ...

Self-cleaning spacecraft surfaces to combat microbes

Astronauts live and work in orbit along with teeming populations of microorganisms, which could present a serious threat to health—and even the structural integrity of spacecraft. To help combat such invisible stowaways, ...

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