Scientists accidentally discovered that the Earth's inner core might not be how we thought it was - and it could affect the length of a day.
From the beginning of time to the origins of life, our "when" special series tackles the timing of crucial events and the ...
Some cyanobacteria have pigments that specialise in harvesting green light to power their photosynthesis, which may be an evolutionary adaptation to a time when the oceans were iron-rich and green-tin ...
Various incredible natural phenomena exist across Earth's surface. Rare and unexpected natural wonders occasionally become ...
The cool conditions which have allowed ice caps to form on Earth are rare events in the planet's history and require many complex processes working at once, according to new research.
When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from ...
A popular model of evolution concludes that it was incredibly unlikely for humanity to evolve on Earth, and that extraterrestrial intelligence is vanishingly rare.
A study found a 3,000-year coral reef growth standstill in the Gulf of Eilat. Tectonic shifts and sea-level changes caused ...
The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...
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