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New research has found Venus has likely never been able to support oceans. This global view of the surface of Venus is centered at 180 degrees east longitude.

New findings a ‘complete reversal’ in understanding why Earth became hospitable to life and its ‘twin’ didn’t

By Ashley Strickland, CNN Venus may be a sweltering wasteland today, but scientists have questioned whether the planet was always so inhospitable. While previous studies suggested Venus might have once been covered in oceans, new research has found the opposite: Venus has likely never been able to support oceans. Researchers also determined that a similar

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Climate change studies are twice as likely to focus on wealthier countries in Europe and North America than low-income countries like those in Africa and the Pacific Islands. The shoreline of Kadavu Island in Fiji is shown here

Scientists looked at more than 100,000 studies and found the world has a giant climate-crisis blind spot

By Rachel Ramirez, CNN Scientists using artificial intelligence to sift through around 100,000 climate studies were trying to put a number on how many people in the world were already experiencing the impacts of the climate crisis. Instead, they discovered something else: there is a worrying inequality in the world of climate science. Climate change

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Nuclear Nations Fast Facts

CNN Editorial Research Here’s a look at nuclear nations. Information about nuclear stockpiles varies from source to source. The information below is sourced to the Nuclear Threat Initiative and the US State Department. Countries with confirmed nuclear weapons China – Approximately 320 nuclear warheads and 90 nuclear-capable intercontinental ballistic missiles (ICBMs). France – Approximately 290

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