Onpode

Stellar parallax is the apparent angular shift in a star's position against distant background stars as Earth moves around the Sun. By measuring this tiny angle and applying basic trigonometry — using the Earth–Sun distance as a known baseline — astronomers can calculate the distance to nearby stars.

Television networks have historically used pilot episodes as gatekeeping mechanisms—proof-of-concept tests designed to evaluate a show's commercial viability before committing to full series production.

NBC's *Cliffhangers* was an anthology series created by producer Kenneth Johnson that aired in February 1979, designed to compete with ABC's dominant lineup of *Happy Days* and *Laverne & Shirley*. The show featured three serialized storylines presented within a single broadcast hour, one of which — *The Curse of Dracula* — centered on a vampire narrative.

Nickelodeon launched in 1979 as a renamed successor to the 1977 cable channel Pinwheel, initially operating as a commercial-free, low-cost service. Its transformation into a cultural powerhouse accelerated after MTV Networks went public in 1984, prompting a strategic overhaul led by network president Geraldine Laybourne (1984–1996).

HBO Max's canceled Green Lantern series was conceived as a multigenerational space epic, initially developed by Greg Berlanti's production team beginning in 2019. The project was picked up for ten episodes before being trimmed to eight.

In late October 2026, actor Chandler Riggs publicly disclosed details of a Carl Grimes-focused spinoff pitch he developed and submitted to Scott M. Gimple, the chief content officer of The Walking Dead franchise. Riggs made the disclosure during an interview with ScreenRant's Grant Hermanns while promoting his live-action Resident Evil fan film, Biohazard.

Free Spirit was an American fantasy sitcom that aired on ABC during the 1989–1990 television season. The series premiered on September 22, 1989, as part of ABC's TGIF Friday-night programming block, and was canceled in January 1990 after producing 14 episodes (with one additional episode left unaired).

Captain Simian & the Space Monkeys was an American science fiction comedy animated television series that premiered on September 7, 1996 in the United States (August 16, 1996 in the UK), produced by Monkeyshine Productions and distributed by Bohbot Entertainment as part of the syndicated BKN animation block.

A study published in the Journal of Studies on Alcohol and Drugs, known as the Alcohol Intake and Health Study, was originally commissioned by the U.S. federal government to inform updated national dietary recommendations.

A study published in Nature on October 14, 2026, by an interdisciplinary team from Columbia University and UC Berkeley found that common microplastics—including polyethylene, polypropylene, polystyrene, PVC, PET, and acrylic—spontaneously generate reactive oxygen species (specifically hydroxyl radicals) when placed in water.