Scientific research

Forget Planet 9 - There's Evidence of a Tenth Planet Lurking at the Edge of the Solar System

A Mars-sized planet appears to be lurking at the edge of the solar system, scientists have announced. The “planetary mass object” seems to be disrupting the orbits of other, smaller rocky bodies within the Kuiper Belt—a disc-shaped region of icy bodies beyond Neptune that encircles the whole solar system and extends around 2.3 billion miles.

How Do We Think?

Harvard scientists are beginning to provide answers to one of the thorniest questions in psychology: How do we think? Human thought generally can be divided into two modes, the visual and the verbal. When you think about your next vacation and imagine sitting under a palm tree and sipping a cold drink, you’re probably thinking visually. If you’re thinking what you’ll say when you make a presentation at work, you’re likely thinking in words and sentences, creating inner speech.

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