Âm thanh chia sẻ

Almost like it was created on purpose. One of the most famous examples happened in 1977. A radio telescope detected a powerful signal from deep space that lasted for seventy-two seconds. The astronomer who discovered it wrote one word next to the data. “Wow.” The signal has never been fully ex…

Almost like it was created on purpose. One of the most famous examples happened in 1977. A radio telescope detected a powerful signal from deep space that lasted for seventy-two seconds. The astronomer who discovered it wrote one word next to the data. “Wow.” The signal has never been fully explained. It never repeated. And no natural source has been confirmed. Since then, scientists have detected other strange signals. Fast radio bursts.