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Nature
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How Did This River 'Flow Uphill'? Geologists May Finally Have an Answer
Nature
20 hours ago
250-Million-Year-Old Fossil Reveals Origins of Our Unique Hearing
Nature
4 days ago
Endangered Galapagos Seabird Makes 3,000-Mile-Detour to California
Nature
4 days ago
Expired Cans of Salmon From Decades Ago Preserved a Huge Surprise
Nature
4 days ago
Giant Virus Discovered in Japanese Pond May Hint at Multicellular Life's Origins
Nature
5 days ago
Mysterious Structure in Bird Eyes May Explain a Curious Lack of Blood
Nature
6 days ago
Fierce Storms Expose 19th-Century Maritime Mystery on Jersey Shore
Nature
6 days ago
Great White Sharks Grow Deadly New Types of Teeth as They Age
Nature
1 week ago
Stunning Fossil Site Reveals Life Rebounding After Major Extinction Event
Nature
1 week ago
Rare Octopus 'Bloom' Struck UK Waters in 2025, And Now We Know Why
Nature
1 week ago
Microbes in Fukushima Found Surprisingly Unscathed by Radiation
Nature
1 week ago
Hidden Faults Discovered at a Major US Earthquake Hotspot
Nature
1 week ago
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Big breakthroughs. Bold ideas. Straight to your inbox.
Big breakthroughs. Bold ideas. Straight to your inbox.
Daily roundup
Spark: Our top stories