Science

Science • May 20

T. rex’s tiny arms may have evolved for a surprisingly brutal reason

Why did T. rex have such tiny arms? Scientists now think it's because its giant head became the ultimate hunting tool. Across multiple dinosaur groups,...

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Science • May 20

New study explains why T rex had such tiny arms: ‘The head took over’

Researchers say giant head adaptations in dinosaurs started in areas with gigantic prey.

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Science • May 20

SpaceX launches 24 Starlink satellites on Falcon 9 launch from California

A SpaceX Falcon 9 rocket carrying 24 Starlink satellites lifted off from Vandenberg Space Force Base in California on Tuesday, May 19, 2026.

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Science • May 20

SpaceX launches 24 Starlink satellites on Falcon 9 rocket launch from Vandenberg SFB

Update May 19, 11:40 p.m. EDT (0340 UTC): SpaceX landed its first stage booster on the drone ship. SpaceX launched its Falcon 9 rocket from Vandenberg Space...

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Science • May 19

SpaceX to launch Starlink mission tonight from Vandenberg SFB

The U.S. Space Force has approved the launch of a SpaceX Falcon 9 rocket tonight between 7:11 and 9:01 p.m., sending 24 Starlink satellites to low-Earth...

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Science • May 19

SpaceX's upgraded Starship V3 ready for debut launch ahead of IPO

The debut flight of the Starship ‌V3, outfitted with new features designed to support future missions to the moon and Mars, poses a key test for both the...

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Science • May 19

Robust Skulls May be Why T. rex and Other Theropods Have Those Unusually Small Arms

Learn more about why some theropods had such small arms, and why it was their skulls that may have determined their size.

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Science • May 19

Why were T. rex’s arms so tiny?

Tyrannosaurus rex is iconic for its ferocity and big teeth, as well as those teeny-tiny arms. The Cretaceous Period apex predator wasn't the only carnivore...

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Science • May 19

Why were T. rex’s arms so tiny? Paleontologists finally find an answer.

Tyrannosaurus rex is iconic for its ferocity and big teeth, as well as those teeny-tiny arms. The Cretaceous Period apex predator wasn't the only carnivore...

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Science • May 19

We may finally know why dinosaurs like T. rex evolved tiny arms

Five different groups of predatory dinosaurs independently evolved disproportionately small arms, and it seems they did so because their heads became so...

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Science • May 19

Why meat-eating dinosaurs like T. rex evolved tiny arms

The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, powerful heads, which were used to...

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Science • May 19

“I’ll buy 10 of those”—NASA science chief yearns for mass-produced satellites

How in the hell do I get more science into space? That is my goal."

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Science • May 19

We’ve Never Actually Seen Earth’s Protective Bubble. This New Mission Aims to Change That

The SMILE mission will spend three years studying how our planet's magnetosphere interacts with solar weather.

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Science • May 19

NASA’s Psyche Mission Aces Mars Flyby, Targets Metal-Rich Asteroid

NASA's Psyche spacecraft completed its close approach of Mars on May 15, coming within 2864 miles (4609 kilometers) of the planet's surface.

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Science • May 19

NASA’s MAVEN Detects Atmospheric Effect on Mars That ‘No One Expected’

NASA's MAVEN spacecraft observed the Zwan-Wolf effect deep inside Mars' ionosphere during a solar storm.

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Science • May 19

NASA updated Artemis III and SpaceX’s role just got more complicated

NASA's updated Artemis III mission plan, released May 13, 2026, keeps the mission in Earth orbit to test docking between Orion and SpaceX's Starship HLS and...

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Science • May 19

Earth’s Second Moon Could Be a Lost Piece of the Moon, Scientists Say

A tiny asteroid orbiting Earth could be a piece of the moon, and a spacecraft is about to reveal the truth.

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Science • May 19

Rare seals hide in underwater bubble caves to escape tourists

The uninhabited islet of Formicula in Greece's Inner Ionian archipelago is a popular tourist draw for its clear waters, swimming spots, and marine diversity...

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Science • May 19

SpaceX Starship Flight 12 launch updates: 1st Starship V3 will now launch on May 21

SpaceX is now targeting a Thursday, May 21, launch for its newest Starship design, the Starship V3 megarocket. See our latest updates here.

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Science • May 19

SpaceX Falcon 9 rocket launch from Florida set for Thursday morning

SpaceX is set to launch another Falcon 9 rocket carrying Starlink satellites from Cape Canaveral early Thursday morning. Here's what to know.

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