The phrase "a dark box" is correct and usable in written English.
It can be used to describe an object that is both dark in color and box-shaped, often in contexts related to physical objects, metaphors, or visual descriptions.
Example: "In the corner of the room, there sat a dark box that seemed to hold secrets from the past."
Alternatives: "a black container" or "a shadowy box".
How does waterboarding, or putting a prisoner in a dark box with an insect, keep us safe?
Previous studies have shown that all three peptides (1 μg intracerebroventricular) can consolidate such learning and increase latency to entry a dark box.
Hours before his show for Saint Laurent in a dark box in the Grand Palais on Monday night the guessing game began.
"Shokufeh Sakhi told the tribunal how she was subjected to sensory deprivation in a dark box (the 'coffin') for hours on end, month after month.
"Cramped confinement" — locking someone in a dark box for 18 hours a day — or depriving him of sleep for 180 hours is O.K., but firing a gun in the next room is not.
For the grid-walking test mice were placed on an elevated 45 × 45 cm metal grid with 2.5 × 2.5 cm square spacing covered by a dark box to make the environment more comfortable for the animals.
The rats were placed on a 30 cm × 30 cm square stage inside of a dark box and allowed to move freely, without constraint or trained task, during each 30 min recording.
The only way to prolong this period is to confine the newly hatched bird to a dark box where it is exposed to no stimuli; prevented from imprinting during this period of confinement, the bird imprints on the first salient object it sees after emerging.
The mice were also regularly injected with luciferin, so that the luciferase would have the fuel it needed to glow.Because resulting light was so dim, Dr Leib worked with Gary Luker and David Piwnica-Worms at Washington University, St Louis, to place the animals in a dark box and photograph them using a special camera.
I have loved these shows for as long as I have watched television that I shouldn't have been watching, and Inside No 9 (mine and Steve Pemberton's very own anthology series) is an attempt to give back some of that delicious pleasure in being handed a dark box of sweets, but with none of the wrappers on.
What you wouldn't have seen, of course, beneath their droll descriptions of the cash-for-clunkers mess, was the rising sense of panic in the TV show's control room — a dark box, a floor below the studio — where a major booking bomb was about to explode.
