Room with a bright light (such as an overhead light) that can also get dark (nearly pitch-black works best) Markers, pencils and pens of different colors and a bag to carry them in A volunteer or ...

Small imperfections in a wine glass or tiny creases in a contact lens can be tricky to make out, even in good light. In almost total darkness, images of such transparent features or objects are nearly ...

The servant's room or Dark Room is one of two on this floor, so called because their only source of natural light is from the internal windows from the Oak Corridor.

For example, our pupils might constrict just before we turn on a light in a dark room to prepare us for the resulting glare. PNAS DOI: 10.1073/pnas.1909959116 Topics: ...

Despite making up most of the matter in the universe, dark matter doesn't interact with light. So how do astronomers know it is there? In April 2023, scientists from the Atacama Cosmology ...

Zodiacal light over Padar Island, Indonesia. Caused by sunlight scattering off interplanetary dust, this faint glow is only visible to the human eye in very dark skies. Aumphotography/Getty Images ...

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist. Now, scientists have found a total of 14 of them.

Astronomers have spotted a giant 'blinking' star towards the centre of the Milky Way, more than 25,000 light years away, that disappeared from the sky for a very long time.

Toothed whales use sound to find their way around, detect objects, and catch fish. They can investigate their environment by making clicking sounds, and then decoding the "echoic return signal ...

International Dark Sky Week 2023 runs from Saturday, April 15 and Saturday, April 22, with astronomers shedding light on the need for dark skies.

Small imperfections in a wine glass or tiny creases in a contact lens can be tricky to make out, even in good light. In almost total darkness, images of such transparent features or objects are nearly ...

The servant's room or Dark Room is one of two on this floor, so called because their only source of natural light is from the internal windows from the Oak Corridor.