From Around the Web

A black hole circling a wormhole would emit weird gravitational waves 0
- From Around the Web, Space
- July 29, 2020
Hypothetical tunnels in spacetime could show up in LIGO and Virgo data

By David Aragorn
Mysterious meteorites came from an asteroid with a liquid metal core 0
- From Around the Web, Space
- July 28, 2020
Most meteorites that fall to Earth belong to one of two broad groups – there are rocky ones, and there are metallic ones that were once molten iron. But one puzzling group of meteorites appears to belong to both camps at once, and now scientists have determined that the parent body had a rocky shell and a liquid metal core, which likely generated a strong magnetic field.

By David Aragorn
Nasa Mars rover: How Perseverance will hunt for signs of past life 0
- From Around the Web, Space
- July 28, 2020
Nasa’s Perseverance rover, due to launch to Mars this summer, will search an ancient crater lake for signs of past life. But if biology ever emerged on the Red Planet, how will scientists recognise it? Here, deputy project scientist Ken Williford explains what they’re looking for.

By David Aragorn
NASA camera spots China’s Tianwen-1 Mars spacecraft speeding away from Earth 0
- From Around the Web, Space
- July 28, 2020
Spacecraft or space rock?

By David Aragorn
What is consciousness?0
- From Around the Web, Science & Technology
- July 28, 2020
The ancient Greeks dove into this question. But what do modern scientists think?

By David Aragorn
Ancient African skull sheds light on American crocodile origins 0
- Ancient Archeology, From Around the Web
- July 28, 2020
The extinct African crocodile species Crocodylus checchiai may be closely related to American crocodile species alive today, according to a study published in Scientific Reports. The findings suggest that crocodiles may have migrated from Africa to America during the Late Miocene epoch (11-5 million years ago).

By David Aragorn
KFC Is 3D-Printing Chicken Nuggets. Would You Eat Them?0
- From Around the Web, Science & Technology
- July 27, 2020
They’ll be “as close as possible in both taste and appearance” to the real thing. We’ll see about that.

By David Aragorn
NASA’s Perseverance Mars rover gets its nuclear power source 0
- From Around the Web, Space
- July 25, 2020
The nuclear power generator for NASA’s Perseverance rover has been installed on the spacecraft atop an Atlas 5 rocket at Cape Canaveral, and mission managers gave a green light Wednesday to continue preparations for the rover’s July 30 launch.

By David Aragorn
Are Earth’s magnetic poles about to swap places? Strange anomaly gives clues.0
- Earth Mysteries, From Around the Web
- July 25, 2020
Deep inside the Earth, liquid iron is flowing and generating the Earth’s magnetic field, which protects our atmosphere and satellites against harmful radiation from the sun.

By David Aragorn
China launches its first unmanned mission to Mars 0
- From Around the Web, Space
- July 25, 2020
China successfully launched an unmanned probe to Mars on Thursday in its first independent mission to another planet, in a display of its technological prowess and ambition to join an elite club of space-faring nations.

By David Aragorn