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Space Exploration Sep 6, 2023

Have we really found the first samples from beyond the solar system? The evidence is not convincing

Avi Loeb, an astrophysicist at Harvard University in the US, has published a press release claiming that some of the 700 or so spherical metallic fragments (spherules) he recovered from the bottom of the Pacific Ocean, just ...

Planetary Sciences Sep 3, 2023

4.6-billion-year-old meteorite increases our understanding of the early solar system

An analysis of the approximately 4.6-billion-year-old meteorite Erg Chech 002, discovered in 2020 in the Erg Chech region of the Sahara Desert in Algeria, is presented in Nature Communications.

Space Exploration Aug 30, 2023

Sahara space rock 4.5 billion years old upends assumptions about the early solar system

In May 2020, some unusual rocks containing distinctive greenish crystals were found in the Erg Chech sand sea, a dune-filled region of the Sahara Desert in southern Algeria.

Archaeology Aug 11, 2023

Archaeologists refute claims that a comet destroyed Hopewell culture

In February 2022, the journal Scientific Reports published a paper with the claim that a comet exploded over what is now Cincinnati around 1,500 years ago, raining fire over the area and destroying villages and farm fields, ...

Planetary Sciences Aug 7, 2023

Winchcombe meteorite is helping scientists to understand more about asteroids

One of the U.K.'s most famous meteorites is helping scientists learn more about asteroids millions of kilometers away from Earth.

Astronomy Aug 1, 2023

Collisions between asteroids may lead to formation of metal asteroids able to generate and record magnetism: Study

Yale researchers may have solved a longstanding puzzle as to why certain metallic meteorites show traces of a magnetic field—a finding that may shed light on the formation of magnetic dynamos at the core of planets.

Archaeology Jul 31, 2023

Arrowhead housed at Bern History Museum found to be made from meteoritic iron

An international team of geologists and historians has found that an arrowhead housed at the Bern History Museum was made using meteoritic iron. In their paper published in Journal of Archaeological Science, the group describes ...

Space Exploration Jul 27, 2023

Meteor showers—it's worth looking out for 'shooting stars' all year round

If you have ever seen a shooting star on a clear night, surely someone has invited you to make a wish. Nevertheless, this is a natural phenomenon without any magical connotation—beyond its great beauty, of course.

Planetary Sciences Jul 14, 2023

Decrypting lunar craters quickly and easily

The surface of the moon tells the story of the inner solar system. Every meteorite that hits leaves its mark, and together those craters hold a record of the events that have occurred on and around the moon over the past ...

Astrobiology Jul 10, 2023

Physicist who found spherical meteor fragments claims they may come from an alien spaceship: Here's what to make of it

Avi Loeb, a physicist from Harvard University in the US, has recovered 50 tiny spherical iron fragments from the bottom of the Pacific Ocean that he claims may be material from an interstellar alien spaceship.

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