Why 4 new bird flu developments have experts worried about the virus

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lineup of black and white cows sticking their heads thorough a metal fence with some cows looking at a small black bird standing on the dirt path in front of them
Since H5N1 made the unexpected jump from birds to cattle, experts are increasingly worried about human spread.

Rodrigo Abd/AP Photo

Scientists used AI to figure out elephants have names for themselves

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image of two elephants fighting or playing with their trunks
Elephants in Kenya in 2023.

Eric Lafforgue/Art in All of Us/Getty Images

A mysterious hole on Mars could be a jackpot of scientific discoveries, from extraterrestrial life to where astronauts could live

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white surface on mars with a dark hole near the center that could be a portal to an underground lava tube
This 2022 image taken by the HiRISE camera onboard NASA's Mars Reconnaissance Orbiter has reignited the conversation around these mysterious holes on Mars.

NASA/JPL-Caltech/UArizona

Scientists studied 8,000 cats to determine which breeds live the longest, and it could help you become a better pet owner

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A vet examines a white cat
A recent study looked at cat breeds to determine which live the longest.

Peter M. Fisher/Getty Images

What you need to know about the giant, 'flying' spiders spreading over the eastern US

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A black-and-yellow Joro spider in a web
Joro spiders are an invasive species in the US, but they aren't as scary as they seem.

David Madison/Getty Images

Scientists finally think they know where the most dangerous part of this US earthquake zone is and it's bad news for Washington

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Seismograph
The Cascadia Subduction Zone just off the Pacific Coast of the US can trigger earthquakes greater than magnitude 8. For the first time, scientists have created a comprehensive map of its subsurface.

adventtr/Getty Images

Humans and Neanderthals only had sex for a brief period, but it still fundamentally changed our DNA

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A girl looks through a replica of a Neanderthal skull
Humans have Neanderthal DNA as a result of interbreeding tens of thousands of years ago.

Nikola Solic/Reuters

The first case of a 'highly contagious' ringworm infection spread through sex has arrived in the US, researchers say

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A doctor inspects the skin on the shoulder of a patient.
A new sexually transmitted fungal infection has surfaced in New York, researchers warned.

Inside Creative House/Getty Images

A mysterious Jupiter-sized planet that shouldn't exist is as puffy as a marshmallow and astronomers finally think they know why

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Artist's cocept of exoplanet WASP 107b imaged by
This artist's illustration shows what exoplanet WASP 107b could look like based on new data from JWST. This warm gas giant confounded researchers until recently.

NASA, ESA, CSA, Ralf Crawford (STScI)

See Elon Musk's Starship shredding apart as it descends to Earth, with a whole fin almost ripping off

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side by side images show starship fin intact and shiny then shredding apart in a cloud of debris
This flap on Starship looked very different at the beginning and end of the plummet back to Earth.

SpaceX via X

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