Is global warming real?
Carbon dioxide (CO₂) is a gas in the air that helps keep our planet warm,… Is global warming real?
Is the Earth round?
Similar to other planets, Earth has a spherical shape. Scientific evidence overwhelmingly confirms that the… Is the Earth round?
Is the Sun a star?
The Sun, a 4.5 billion-year-old yellow dwarf star, is a massive, glowing sphere of hydrogen… Is the Sun a star?
Does the Earth orbit the Sun?
The heliocentric model, proven by Copernicus, Kepler, and Galileo, shows that Earth orbits the Sun… Does the Earth orbit the Sun?
Is Pluto classified as a dwarf planet?
In 2006, the IAU reclassified Pluto as a “dwarf planet” due to its inability to… Is Pluto classified as a dwarf planet?
Does the Pacific Ocean cover more surface area than all the continents combined?
The Pacific Ocean spans over 63 million square miles, larger than the total landmass of… Does the Pacific Ocean cover more surface area than all the continents combined?
Did humans land on the Moon in 1969?
The Apollo 11 mission successfully landed on the Moon, with extensive photographic, video, and physical… Did humans land on the Moon in 1969?
Is the universe infinite?
The observable universe is finite, but whether it extends infinitely is unknown. Scientists estimate that… Is the universe infinite?
Was the moon landing faked by NASA?
Overwhelming evidence, including Moon rocks, independent tracking, and follow-up missions, confirms the landings were real.… Was the moon landing faked by NASA?
Is there a “Planet X” (Nibiru) that could affect Earth’s orbit?
No confirmed large planet beyond Neptune threatens Earth, though theories persist. The idea of Planet… Is there a “Planet X” (Nibiru) that could affect Earth’s orbit?
Are there parallel universes?
The multiverse theory suggests parallel realities, but no direct proof exists. The idea of parallel… Are there parallel universes?
Has a secret space program operated outside of public knowledge?
Some believe in advanced space programs, but no concrete proof has surfaced. Many stories and… Has a secret space program operated outside of public knowledge?
Are there extraterrestrial structures on the Moon or Mars?
No confirmed evidence supports claims of alien buildings, though unusual formations exist. Scientists and space… Are there extraterrestrial structures on the Moon or Mars?
Was the Tunguska explosion in 1908 caused by an extraterrestrial object?
Most evidence suggests a comet or asteroid explosion caused the blast, though no impact crater… Was the Tunguska explosion in 1908 caused by an extraterrestrial object?
Does dark matter make up most of the universe’s mass?
Observational data suggest dark matter constitutes around 85% of the universe’s mass. Scientists have discovered… Does dark matter make up most of the universe’s mass?
Was there once liquid water on Mars?
Evidence of riverbeds, lake deposits, and ice caps confirms Mars once had liquid water. Scientists… Was there once liquid water on Mars?
Is time travel to the past physically possible?
General relativity allows for time dilation, but no evidence supports backward time travel. According to… Is time travel to the past physically possible?
Did the universe have a definitive beginning?
The Big Bang Theory, supported by cosmic microwave background radiation and galaxy expansion, strongly suggests… Did the universe have a definitive beginning?
Does the Amazon Rainforest produce 20% of the Earth’s oxygen?
While the rainforest plays a role in oxygen production, much of the oxygen is reabsorbed… Does the Amazon Rainforest produce 20% of the Earth’s oxygen?
Is the Great Wall of China visible from the Moon with the naked eye?
This is a myth; astronauts confirm that the Wall is not visible from the Moon… Is the Great Wall of China visible from the Moon with the naked eye?
Has a human ever set foot on Mars?
While robotic missions have explored Mars, no human has physically landed there yet. Over the… Has a human ever set foot on Mars?