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Seattle waterspout! What are waterspouts and how do they form?
See the Seattle waterspout that formed in Puget Sound on Wednesday. Then read more about waterspouts, which are essentially tornadoes over water.
April 16, 2026
Ancestors of mammals laid eggs, says new fossil evidence
Scientists discovered a 250-million-year-old Lystrosaurus fossil that was still in its egg. It showed ancestors of mammals laid eggs.
April 14, 2026
The tree-kangaroo lives in the hidden world of the treetops
The tree-kangaroo lives high in the rainforest canopy, leaping, climbing and revealing a surprising side of marsupial life few have seen.
April 13, 2026
The Year Without a Summer: The chaos of 1816
1816 was The Year Without a Summer, following the eruption of Tambora in 1815. The haze was so thick, people could see sunspots with their eyes alone.
April 10, 2026
Fossils show humans’ invertebrate ancestors are older than we thought
New fossils show humans’ invertebrate ancestors arose far earlier than thought, reshaping the timeline of early animal evolution.
April 8, 2026
Bull sharks choose companions and form lasting bonds
Bull sharks form enduring social bonds, selecting preferred companions and sustaining strong, structured networks in the wild.
April 6, 2026
Humans’ deep connection to dogs spans more than 15,000 years
The oldest-known dogs, according to genetic analysis, lived about 15,000 years ago. They were widespread in Europe by 14,000 years ago.
April 3, 2026
Why do tinamou birds lay such colorful eggs?
Scientists said tinamou birds evolved to lay bright egg colors to help closely related species recognize each other and avoid breeding with the wrong species.
April 3, 2026
A new platypus mystery … hollow hairs like bird feathers!
The platypus keeps amazing scientists: even its hair hides a strange secret that, until now, only birds were known to have.
April 2, 2026
The April birthstone is the diamond, the hardest known gem
Happy birthday, April babies! The April birthstone, the diamond, is the hardest of the known gems. And it's a popular choice for engagement rings.
April 1, 2026
