On Wednesday, the US waited with bated breath as president Trump handed the government reins over to president Biden. The transition of power ended up peaceful, and Biden promptly ushered in his new vision for America with a flurry of executive orders. At the moment, the most pressing issues on his table are fighting the coronavirus pandemic, providing financial relief for Americans, and...

A virtual robot arm has learned to solve a wide range of different puzzles—stacking blocks, setting the table, arranging chess pieces—without having to be retrained for each task. It did this by playing against a second robot arm that was trained to give it harder and harder challenges. Self play: Developed by researchers at OpenAI, the identical robot arms—Alice and Bob—learn by...

The news: President Biden has said it will take a “wartime effort” to tackle the covid-19 pandemic as he unveiled a seven-point plan on his first full day in the job. He pledged to be guided by science, and to make transparency and accountability core values for his administration’s response. The plan is a distillation of a 200-page strategy document which sets out his...

Hadas Ziv, head of policy and ethics at Physicians for Human Rights-Israel Israel was originally praised for its approach to covid-19 vaccine distribution, and was hailed as a model for how to get things done. But the picture that has emerged since is a lot more complicated. Covid-19 infections have reached record highs, and a new lockdown has been extended until the end of January. Meanwhile,...

In the last few years, research has shown that deep learning can match expert-level performance in medical imaging tasks like early cancer detection and eye disease diagnosis. But there’s also cause for caution. Other research has shown that deep learning has a tendency to perpetuate discrimination. With a healthcare system already riddled with disparities, sloppy applications of deep learning...