The comet is currently visible in the northern hemisphere, and UK skywatchers have already begun to spot it. The comet is ...

The comet, also designated C/2025 F2, would have been visible just after dark slightly north of where the sun set. Its green color would have been difficult to see with the naked eye. This might ...

By stimulating certain cones with extreme precision, scientists can help humans perceive a new color that defies all ...

would have been visible just after dark slightly north of where the sun set. Its green color would have been difficult to see with the naked eye. This might have been the object’s first ever ...

diminishing hopes for naked-eye visibility. Discovered by amateur astronomers, this icy relic from the early solar system may not survive its first trip past the sun. A green comet likely is ...

We’ve all had those mornings when we wake up with dark rings ... under the eyes. Dehydration: Lack of hydration can make the skin look dull and sunken. Excessive sun exposure: Overexposure ...

A new surgical procedure to permanently change eye color is gaining traction in the U.S. But many ophthalmologists fear ...

The comet, also designated C/2025 F2, would have been visible just after dark slightly north of where the sun set. Its green color would have been difficult to see with the naked eye. This might ...

EPIC photos have captured the partial solar eclipse, with almost half the Sun going dark. The celestial wonder ... Onlookers were advised to wear proper eye protection when observing the solar ...