communityoflights

Author name: communityoflights

A close-up of a green leafy plant with long, slender seed clusters.
Science video

Palm Tree Reproduction – COFL SCIENCE

Palm trees are a diverse, complex group of plants, with about 2,500 species of mostly tropical origin. All of them reproduce from seed. For palms with single trunks, it’s the only way they reproduce. For palms that cluster or branch, an offset or branch can root to make a new plant.

Scientist explaining complex math equations on a transparent board.
Science video

Ramanujan the Divine Mathematician

According to ancient astronaut theorists, Ramanujan, the mathematician who lived almost a hundred years ago and whose breakthroughs helped form the basis of superstring theory and multidimensional physics, claimed to have been influenced by otherworldly beings in this clip from Season 11

A hospital ward with multiple iron lung machines and patients.
Science video

Conquering the Polio Epidemic

Near the start of the 20th century, a mysterious and deadly virus terrified Americans, particularly infecting young kids: Polio. Correspondent Rita Braver looks at the scientific arsenal brought to combat the epidemic and develop a vaccine, and talks with documentary filmmaker Carl Kurlander

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