The ancient Assyrians couldn’t exactly take to the phones like the IRS, making incessant calls demanding that loyal subjects of the kingdom pay their taxes by the deadline, but they did have vaguely ...

For more than half a billion years, a giant magnetic anomaly buried in Earth’s ancient rocks has puzzled scientists. The ...

For decades, astronomers have only glimpsed interstellar visitors through the powerful eyes of telescopes. Now, a team of ...