• About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Special Reports
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • Postcards From the Field
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive: 2015–2025
  • Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

unsolved mysteries

Tourists watch Old Faithful erupt.
Posted inNews

Steamy Bubbles May Control Old Faithful’s Clock

by Joseph Howlett 19 December 202319 December 2023

Scientists built a minigeyser to show why the natural wonder’s water surges so violently between eruptions.

Artist’s rendering of NASA’s Parker Solar Probe during a fly-by of Venus
Posted inNews

Lightning Struck Down as Source of a Venus Whistler

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 13 December 202313 December 2023

Whistlers were a key piece of evidence in favor of Venusian lightning. New measurements question the connection.

A large bolt of lightning strikes the ocean.
Posted inNews

Ocean Vessels May Trigger Lightning Strikes

by Nathaniel Scharping 11 December 202311 December 2023

Previous research indicated aerosols in ship exhaust could enhance lightning. New research indicates the ships themselves may be to blame as well.

A view of the lower body of an astronaut carrying tongs and walking on the surface of the Moon
Posted inFeatures

Here’s How Artemis Astronauts Will Navigate on the Moon

by Saima May Sidik 30 November 202321 March 2024

The next wave of lunar explorers is headed to terrain that promises to be both stunning and challenging. Here’s how they’ll cope with some of the difficulties they’ll encounter.

A red object with two lobes connected by a thin neck.
Posted inNews

Arrokoth’s Mounds Hint at How Planetesimals Form

Javier Barbuzano, Science Writer by Javier Barbuzano 17 November 202317 November 2023

The most remote world ever seen up close is a mash-up of smaller pieces.

A mound of clay in a flow tunnel is eroded by water.
Posted inNews

Did These Curious Rock Formations Inspire the Great Sphinx?

by Nathaniel Scharping 3 November 20233 November 2023

New research says it’s plausible the Great Sphinx started life as a geomorphological oddity known as a yardang.

An image of Mars.
Posted inENGAGE, News

Five Martian Mysteries That Have Scientists Scratching Their Heads

by Matthew R. Francis 2 November 20232 November 2023

Despite centuries of study and many spacecraft visits, the Red Planet still holds secrets. Here are just a few.

A creek with tufts of grass growing in it winds through a rocky landscape
Posted inNews

Water Corridors Helped Homo sapiens Disperse out of Africa

Katherine Kornei, Science Writer by Katherine Kornei 2 November 20232 November 2023

Wetland conditions during the last interglacial period in parts of the Levant helped propel our ancestors into Arabia, new research suggests.

A cloud of purple, green, and pink dust with a dark, starry background.
Posted inNews

Rogues’ Gallery Comes in Pairs

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 31 October 202331 October 2023

A new trove of free-floating planets, smaller and paired up more than expected, challenges stellar and planet formation models.

A black-and-white aerial photograph of an early 20th-century U.S. naval battleship on a calm sea.
Posted inNews

Crowdsourced Science Pulls Off a Daring WWII Data Rescue

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 20 October 202320 October 2023

Newly declassified documents are making wartime weather observations in the Pacific Theater more robust, and could improve climate models today.

Posts pagination

Newer posts 1 … 6 7 8 9 10 … 31 Older posts
Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

Improving Eddy Tower Evapotranspiration Estimates

20 May 202620 May 2026
Editors' Highlights

Recycled Rocks Reveal Subduction Zone Dynamics Off Baja California

21 May 202621 May 2026
Editors' Vox

The Impact of Advocacy: American Geophysical Union’s Days of Action

14 May 202613 May 2026
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2026 American Geophysical Union. All rights reserved Powered by Newspack