Behold Mortichnia, the Death Trail of an Ancient Worm by ...
A 500-million-year-old fossil offered a rare treasure: the imprint of an animal that literally died in its tracks. […]
Science
These High-Flying Geese Are ‘the Astronauts of the Bird World’ ...
Bar-headed geese migrate above 26,000 feet. A better understanding of their efficient use of oxygen could have implications […]
M31: The Andromeda Galaxy
How far can you see? The most distant object easily visible to the unaided eye is M31, the […]
Perijove 11: Passing Jupiter
Here comes Jupiter! NASA‘s robotic spacecraft Juno is continuing on its 53-day, highly-elongated orbits around our Solar System’s […]
In Wolf s Cave
The mysterious blue reflection nebula found in catalogs as VdB 152 or Ced 201 really is very faint. […]
Recycling Cassiopeia A
Massive stars in our Milky Way Galaxy live spectacular lives. Collapsing from vast cosmic clouds, their nuclear furnaces […]
Unusual Signal Suggests Neutron Star Destroyed by Black Hole
What created this unusual explosion? Three weeks ago, gravitational wave detectors in the USA and Europe — the […]
The Moon and Jupiter over the Alps
What are those bright lights in the sky ahead? When hiking a high mountain pass in northern Italy […]
M45: The Pleiades Star Cluster
Have you ever seen the Pleiades star cluster? Even if you have, you probably have never seen it […]
Can Genetics Explain Why Some People Thrive on Less Sleep? ...
Several members of the same family get by on less than six hours of sleep a night. Their […]