Our race is run. A Chinese-built robot comfortably beat the human half-marathon world record Sunday during an annual race in Beijing — although several other humanoid participants malfunctioned and fell around the finish line.

A humanoid robot broke the half-marathon world record while competing against thousands of human runners.

According to a report in Reuters, more than 300 humanoid robots from over 70 teams will compete in a 21-km race in Beijing this Sunday, navigating real-world conditions like slopes, paved roads and pa...