A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.

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Giant, invasive Joro spiders with 6-foot webs could be poised to take over US cities, scientists warn

Giant magma flow in Iceland was the fastest ever recorded

Giant 'kings of apes' once roamed southern China. We solved the mystery of their extinction

'Giant' predator worms more than half a billion years old discovered in North Greenland

Meganeura: The largest insect ever to exist was a giant dragonfly

Giant Unleashed: World’s Largest Iceberg Sets Sail After Decades of Stillness

Giant sea salt aerosols play major role in Hawai'i's coastal clouds, rain

Giant Magellan Telescope project casts 7th and final mirror (photos)

Pulsars and giant black holes open new doors in cosmic archaeology

300,000-Year-Old ‘Giant Handaxes’ Unearthed in England

Elephants' Giant Hot Testicles Might Be the Reason They Get Less Cancer

W Herschel used a 10 foot telescope to study the Sun in 1801 and hypothesized that the sun was a solid Earth-like sphere with atmosphere. 60 years later, J Herschel noted that patterns on the solar surface could be igneous snowflakes, giant fish swimming in the photosphere, or monsters

Giant National Science Foundation grants aim to revitalize underserved U.S. regions

Glorious New Saturn Image: JWST Has Now Captured All 4 Giant Planets

A Planet Was Swallowed by a Red Giant, But it Survived

Saturn's rings look gorgeous in 1st James Webb Space Telescope photo of the gas giant

The Universe Is Abuzz with Giant Gravitational Waves, and Scientists Just Heard Them (Maybe)

First Evidence of Giant Gravitational Waves Thrills Astronomers

Giant kites could pull ships across the ocean – and slash their carbon emissions

There's a Giant Gravity Hole In The Indian Ocean, And We May Finally Know Why