t.-rex-took-40-years-to-reach-full-size,-study-finds

Tyrannosaurus rex may have taken far longer to grow up than scientists once thought. By analyzing growth rings in fossilized leg bones from 17 tyrannosaur specimens and using new statistical methods, researchers found that the famous predator likely took about 40 years to reach its full size—around eight tons—rather thanContinue Reading

journey-through-the-heliosphere:-solar-wind

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

journey-through-the-heliosphere:-solar-magnetic-fields

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

journey-through-the-heliosphere:-the-sun

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

armd-research-solicitations-(updated-march-6)

10 min read ARMD Research Solicitations (Updated March 6) NASA / Lillian Gipson/Getty Images THIS PAGE WAS UPDATED ON MARCH 6, 2026 This Aeronautics Research Mission Directorate (ARMD) solicitations page compiles the opportunities to collaborate with NASA’s aeronautical innovators and/or contribute to their research to enable new and improved airContinue Reading

documents-raise-new-concerns-over-alligator-alcatraz’s-air-and-climate-pollution

The concerns originate in a state-commissioned environmental assessment on the Everglades detention site, which has detained thousands of migrants since opening last summer. By Amy Green A state-commissioned environmental assessment on the Everglades migrant detention site known as Alligator Alcatraz, conducted after opponents sued, raises concerns about pollution from theContinue Reading

journey-through-the-heliosphere: the-habitable-zone

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

journey-through-the-heliosphere: seasons

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

journey-through-the-heliosphere: earth’s-climate

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading

journey-through-the-heliosphere:-aurora

Explore This Section Home Framework for Heliophysics Education About Helio Big Idea 1.1 Helio Big Idea 1.2 Helio Big Idea 1.3 Helio Big Idea 2.1 Helio Big Idea 2.2 Helio Big Idea 2.3 Helio Big Idea 3.1 Helio Big Idea 3.2 Helio Big Idea 3.3 Helio Missions Helio Topics EducationalContinue Reading