earth mystery news

Study: Interstellar Visitors Outnumber Solar System Objects in Oort Cloud 0
- From Around the Web, Space
- August 27, 2021
The recent detection of 2I/Borisov, the first known interstellar comet to visit our Solar System, implies that interstellar objects outnumber the non-interstellar ones in the Oort Cloud, whereas the reverse is true near the Sun due to the stronger gravitational focusing of bound objects, according to a new paper authored by Harvard & Smithsonian’s Center for Astrophysics astronomers Amir Siraj and Avi Loeb.

By David Aragorn
‘Flashes of Creation’ recounts the Big Bang theory’s origin story 0
- From Around the Web, Space
- August 26, 2021
A new book tells the history of George Gamow, Fred Hoyle and the origin of the universe

By David Aragorn
Astronomers Discover Fastest-Orbiting Asteroid Ever Seen 0
- From Around the Web, Space
- August 26, 2021
The newly-discovered asteroid 2021 PH27 has a diameter of about 1 km (3,280 feet) and orbits the Sun in just 113 days — the shortest known orbital period for an asteroid and second shortest for any object in our Solar System after Mercury.

By David Aragorn
Microsupercapacitor project packs AAA battery voltage into a speck of ‘dust’0
- From Around the Web, Science & Technology
- August 26, 2021
Researchers have managed to pack the same amount of voltage found in a AAA battery cell into a microsupercapacitor as small as a speck of dust. This is the first time such an achievement has been reported, paving the way for tiny energy storage systems that can be safely embedded in the human body for biomedical gadgets and treatments.

By David Aragorn
Two Planes, One Military, Report Seeing A ‘Bright Green UFO’ In The Clouds Over Canada 0
- From Around the Web, UFO News
- August 26, 2021
Two separate planes reported seeing a strange green UFO over the Gulf of Saint Lawrence in Canada.

By David Aragorn
Here’s how cool a star can be and still achieve lasting success 0
- From Around the Web, Space
- August 26, 2021
The motions of nearby stars reveal the boundary between red dwarfs and brown dwarfs

By David Aragorn
Fastest orbiting asteroid found in our solar system 0
- From Around the Web, Space
- August 25, 2021
A newly discovered asteroid is sticking close to our sun — much closer than our own planet Earth.

By David Aragorn
Ancient DNA from a teen girl reveals previously unknown group of humans 0
- Ancient Archeology, From Around the Web
- August 25, 2021
The bones of a teenage hunter-gatherer who died more than 7,000 years ago on the Indonesian island of Sulawesi tell the story of a previously unknown group of humans.

By David Aragorn
‘Substantial’ Number of Wandering Black Holes Could Be Roaming Galaxies 0
- From Around the Web, Space
- August 25, 2021
A”substantial” number of wandering supermassive black holes probably exists, and they float through galaxies rather than sit at their center, according to a new study.

By David Aragorn
Eruption of underwater volcano creates new island off Japan coast 0
- Earth Mysteries, From Around the Web
- August 25, 2021
The new island, resulting from an eruption from the undersea Fukutoku-Okanoba volcano, is located about 1,200 kilometres south of Tokyo, near Iwo Jima.

By David Aragorn