is the earth a sphere?
Scientists and centuries of observations show Earth is not a perfect sphere but an oblate spheroid — slightly flattened at the poles and bulging at the equator — with additional irregularities from mo...
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Scientists and centuries of observations show Earth is not a perfect sphere but an oblate spheroid — slightly flattened at the poles and bulging at the equator — with additional irregularities from mo...
Jupiter is not the only gas giant in the Solar System: mainstream sources group Jupiter and Saturn as the Solar System’s gas giants and often place Uranus and Neptune in a related but distinct “ice gi...
Extraordinary claims about Earth or space should be checked against authoritative institutions that collect data, publish peer-reviewed science, and provide transparent visualizations; primary officia...
Later imagery and missions confirm that most Apollo flags remained standing into the 21st century but are likely degraded and color‑bleached; NASA’s Lunar Reconnaissance Orbiter imagery shows at least...