![This video demonstrates how the spin-up of asteroid Didymos could have led to the growth of its equatorial ridge and the formation of the smaller asteroid Dimorphos](/sites/default/files/2024-07/Cover-Didymos-Ridge-Formation_0.jpg)
Press Release
Jul 30, 2024
DART Forward: Five Papers Shed New Light on Asteroids From World’s First Planetary Defense Test
In five new Nature Communications papers, the team behind NASA’s successful DART mission sheds new light on the structure and origins of the asteroid system encountered in 2022. Researchers from Johns Hopkins APL and several international partner institutions provide a detailed overview and interpretation of the geological findings at Didymos and Dimorphos.
![Ralph Semmel, Admiral James Kilby, and Vishal Giare](/sites/default/files/2024-07/20240725-Semmel-Kilby-Giare.jpg)
Press Release
Jul 25, 2024
Vice Chief of Naval Operations Visits Johns Hopkins APL
Vice Chief of Naval Operations Adm. Jim Kilby visited APL on July 24 along with members of his staff.
![Workshop participants who attended in person gathered on APL’s campus for a group photo.](/sites/default/files/2024-07/20240725-Marine-eDNA-Group-Photo.jpg)
News
Jul 25, 2024
Unveiling the Nation’s Bold Strategy to Advance Environmental DNA: Key Workshop Takeaways
Over 250 scientists, practitioners and policymakers recently gathered on Johns Hopkins APL’s campus for the Third National Workshop on Marine Environmental DNA to launch a new federal aquatic eDNA National Strategy, discuss state-of-the-art eDNA science, and identify implementation opportunities that will realize the full potential of eDNA as a tool to monitor aquatic ecosystems.
![Ariel Voyager2](/sites/default/files/2024-07/20240724-ariel-voyager2.jpg)
News
Jul 24, 2024
Carbon Oxides on Uranus’ Moon Ariel Hint at Hidden Ocean, Webb Telescope Reveals
A new Johns Hopkins APL-led study using NASA’s Webb telescope suggests carbon dioxide and similar molecules on Uranus’ moon Ariel may be emerging from inside the moon, raising questions about the moon’s geologic activity and potential as an ocean world.
![Paul Burke](/sites/default/files/2024-07/20240722-Paul-Burke.jpg)
Press Release
Jul 23, 2024
Johns Hopkins APL’s Burke Selected for Prestigious Frontiers of Engineering Symposium
APL computational physicist and aerospace engineer Paul Burke will join some of the country’s most promising early-career engineers to discuss pioneering research and technical advancements at the National Academies Frontiers of Engineering Symposium.
![Lisa Pogue melts an alloy of zirconium and titanium in the arc melter.](/sites/default/files/2024-07/20240715-Lisa-Pogue-Arc-Melter.jpg)
Press Release
Jul 15, 2024
Johns Hopkins APL Forges Pathway to Stronger Alloys for Extreme Environments
APL researchers are accelerating multi-principal element alloy (MPEA) design by creating complex microstructures that provide composition information from only a few samples. The researchers developed a design capability to synthesize 17 unique MPEA compositions and present characterization data on over 7,000 unique data points.
![Ralph Semmel delivers a presentation. APL's core values are displayed on a screen in the background.](/sites/default/files/2024-07/20240710-Ralph-Semmel-Core-Values_0.jpg)
Press Release
Jul 10, 2024
Johns Hopkins APL Director Ralph Semmel to Conclude ‘Extraordinary and Transformative’ Tenure in 2025
APL Director Ralph D. Semmel has announced that he will step down from his role in July 2025, marking the conclusion of 15 remarkable years leading the nation’s largest university affiliated research center.
![Representatives from NASA, FEMA, and the planetary defense community participate in the 5th Planetary Defense Interagency Tabletop Exercise to inform and assess our ability as a nation to respond effectively to the threat of a potentially hazardous asteroid or comet. (Credit: NASA/Johns Hopkins APL/Ed Whitman)](/sites/default/files/2024-07/20240708-Planetary-Defense-Tabletop-Exercise.jpg)
Press Release
Jul 9, 2024
Johns Hopkins APL Conducts Exercise to Simulate Global Asteroid Impact Response
NASA has released a summary of the fifth iteration of a Planetary Defense U.S. Government Interagency Tabletop Exercise, which was held at APL in April. The two-day exercise brought together domestic and international leaders to discuss, coordinate and evaluate a global response to a simulated asteroid impact threat to Earth.
![Blind person walking in a park, using a cane to locate and navigate around obstructions. (Credit: Bigstock)](/sites/default/files/2024-06/20240624-Blind-Person-Walking-Bigstock.jpg)
News
Jul 1, 2024
Johns Hopkins Researchers Develop AI-Enhanced Navigation System for Visually Impaired
Johns Hopkins researchers have developed an innovative navigation system designed to help blind or visually impaired users of prosthetic vision devices by improving their independence and mobility through enhanced environmental awareness and navigation support.
![DYNAMIC](/sites/default/files/2024-06/20240620-DYNAMIC.jpg)
Press Release
Jun 21, 2024
Johns Hopkins APL, University of Colorado Boulder Advance in NASA Space Weather Proposal Opportunity
A proposal in which APL played a critical role is among a group of three chosen by NASA to study space weather and how it links to Earth’s atmosphere.