February 18, 2026
2 min read
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Elusive sleeper shark seen off Antarctica in a first
Scientists have captured footage of a sleeper shark farther south than ever before, suggesting this Antarctic ocean is not shark-free

February 18, 2026
2 min read
Add Us On GoogleAdd SciAm
Elusive sleeper shark seen off Antarctica in a first
Scientists have captured footage of a sleeper shark farther south than ever before, suggesting this Antarctic ocean is not shark-free

Viruses that infect bacteria can still do their job in near-weightlessness on the International Space Station (ISS).
However, the pace of infection shifts, and both the virus and the bacterium start evolving along different paths than they do on…

Strains used are listed in Supplementary Table 2 and plasmids in Supplementary Table 3. Strains and plasmids are available on request. Hanseniaspora strains were grown in standard rich medium (YPD; yeast extract, peptone,…

Satellites have captured incredible views of the Feb. 17 annular solar eclipse as the moon’s shadow swept across a remote region of Antarctica, while at the same time a U.S. weather satellite captured the silhouette of Earth’s satellite as it…

If all had gone according to plan, four astronauts might have been returning just this week from a history-making, 10-day slingshot trip around the moon.
Instead, NASA’s engineers have…

SpaceX can land its rockets in The Bahamas again — and will do so very soon, if all goes according to plan.
On Tuesday (Feb. 17), the Civil Aviation Authority of The Bahamas (CAA-B) approved the resumption of Falcon 9 first-stage touchdowns in…

Three Homo erectus skulls previously unearthed in China are almost 1.8 million years old, around 600,000 years older than originally thought, a new study finds.
This revelation has made the Yunxian skulls from Hubei province the oldest evidence…

A mysterious volcanic comet has transformed into a giant, “fossil-like” spiral of light after one of its most violent outbursts in years, new photos reveal. The stunning spectacle is a reminder of how puzzling this particular planetary remnant…

NASA is set to fuel the Artemis II rocket once more for a “wet dress rehearsal” on Thursday (Feb. 19) in preparation for its historic launch to the moon.
The fueling test will be NASA’s second try at a wet dress rehearsal to fuel its Space…

NASA’s stunning astronaut photo from the International Space Station unveils the breathtaking beauty of Zimbabwe’s Great Dyke, a geological wonder that has shaped Earth’s history for over 2.5 billion years. This massive, ancient rock…