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- SCIENTIFIC AMERICANA DAY AGO

NASA’s Artemis II astronauts put spacecraft systems to the test on 10‑day mission
Artemis II blasts off on a high‑stakes lunar flyby, marking NASA's first crewed mission to the moon in decades
- SCIENTIFIC AMERICANA DAY AGO

Where is Artemis II now? NASA mission is committed to the moon
The second day of the Artemis II moon mission saw the crew perform a series of maneuvers that put the Orion capsule on course for the lunar far side
- SCIENTIFIC AMERICANA DAY AGO

How NASA’s moon mission could help transform space medicine
Artemis II's AVATAR experiment will see organs-on-a-chip travel to the moon and back, revealing how such a journey affects the body's cells
- SCIENTIFIC AMERICANA DAY AGO

NASA’s Artemis II astronauts may catch a comet—if it can survive the sun
Amid a journey of celestial spectacles, the Artemis II astronauts may spot a comet—if it survives a dash past the sun
- SCIENTIFIC AMERICANA DAY AGO

Inge Lehmann and Earth’s deepest Secret
Science writer Hanne Strager explores how the trailblazing Danish seismologist Inge Lehmann overcame self-doubt to discover that Earth has a solid inner core, overturning the long-held belief that it was liquid
20 HOURS AGO
H.H.S. Takes a First Step Toward Restoring Vaccine Advisory Committee
A federal judge last month questioned the legitimacy of the panel and overturned its recent work. A notice suggests that it may be revived on Robert F. Kennedy Jr.’s terms.
- SCIENTIFIC AMERICAN19 HOURS AGO

NASA Artemis II astronauts in ‘great spirits,’ space agency officials say as mission nears moon
Friday is the Artemis II mission's third official day as it makes a ten-day journey around the moon and back
- SCIENTIFIC AMERICAN19 HOURS AGO

What are NASA’s Artemis II astronauts eating? 58 tortillas, 43 cups of coffee and a lot of hot sauce
The menu for NASA's moon mission has 189 unique items on it and mirrors that of the International Space Station
19 HOURS AGO
Meet the Astronauts of NASA’s Artemis II Moon Mission
Can the four astronauts of the NASA mission Artemis II make a difference in a distracted and divided world?
2 DAYS AGO
Highlights from Day 2 of Artemis II.
2 DAYS AGO
The Artemis II crew’s spacecraft feels bigger on the inside than you might think.
2 DAYS AGO
After a long Wednesday, NASA launched its mission back to the moon.
- SCIENTIFIC AMERICAN2 HOURS AGO

Trump administration proposes massive budget cuts to science
The White House budget proposal would also curb federal payments for scientific publishing
- SCIENTIFIC AMERICAN3 HOURS AGO

Where is Artemis II now? NASA mission is now closer to moon than Earth
The third day of the Artemis II mission was relatively quiet, as four astronauts trek out to fly around the moon
- SCIENTIFIC AMERICAN4 HOURS AGO

The mathematical formula that reveals when Easter is every year
You can track the start of spring and the phases of the moon—or you can turn to a formula by mathematician Carl Friedrich Gauss