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Missing megaflood: How did the Mediterranean transform from a salt-filled bowl to a deep sea if it wasn't a cataclysmic deluge?
By Dana Mackenzie, Knowable Magazine published
Researchers have long believed that a sudden, massive deluge filled a dry, salt-filled Mediterranean 5 million years ago. Turns out that probably didn't happen, but there was still drama aplenty.

Hidden slippery clay on seafloor may have worsened devastating 2011 tsunami in Japan
By Stephanie Pappas published
A thick layer of slippery clay on the ocean floor may have formed the weak spot that enabled a magnitude 9.1 quake to make such a devastating tsunami.

Vanishing lakes in Tibet may have triggered earthquakes by awakening faults in Earth's crust
By Colin Barras published
Shrinking lakes in Tibet likely woke up long-dormant tectonic faults, a new study finds. The findings strengthen the link between climate change and earthquakes

Hidden beauty of Zimbabwe's 2.5 billion-year-old 'geological marvel' revealed in striking astronaut photo
By Harry Baker published
Earth from space A 2010 astronaut photo shows off the astonishing scale of the Great Dyke of Zimbabwe, which stretches over 340 miles (550 kilometers). The lengthy structure, which is not actually a dike, is full of extremely valuable minerals that fuel a massive mining industry.

'Impossible' mantle earthquakes actually occur all over the world, study finds
By Stephanie Pappas published
Researchers were once unsure whether mantle earthquakes existed. Now they have a global map of this mysterious phenomenon.

There's 13 Great Lakes' worth of water hidden beneath the contiguous US, new map reveals
By Emily Gardner, Eos.org published
Researchers used 1 million data points and a machine learning algorithm to estimate groundwater stores with higher resolution than ever before.

China turns desert into carbon sink, a viking giant in a mass grave, real-life inception, and a Valentine's gift idea from nature
By Ben Turner published
Science news this week Feb. 14 2026: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

Trump is bringing car pollution and other greenhouse gases back to America's skies. Here are the health risks we all face from climate change.
By Jonathan Levy, Howard Frumkin, Jonathan Patz, Vijay Limaye published
Four researchers dive into the health risks associated with climate change, and why the recent decision by the Trump administration to rescind key environmental policies could lead to serious harm.

'It's telling us there's something big going on': Unprecedented spike in atmospheric methane during the COVID-19 pandemic has a troubling explanation
By Victoria Atkinson published
During the COVID-19 pandemic, the atmosphere temporarily lost its ability to break down methane, leading to a huge spike in the greenhouse gas.

Canada could remove 5 times its annual carbon emissions by planting trees on edge of boreal forest, study finds
By Brian Owens published
Planting trees on 6.4 million hectares of northern taiga forest could remove 3.9 gigatons of CO2 by 2100 — five times Canada's annual emissions.
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