Bob Grant
BG
Bob Grant is the deputy editor at Nautilus.
The Dawn of Bathtub Cosmology
A phenomenon that captured the imaginations of generations of bathers may be key to understanding planetary formation
July 25, 2025
New Sea Slug Species or Gummy Candy?
These additions to the tree of life look positively scrumptious
July 18, 2025
Behold These Hidden Galaxies
Up to 100 tiny orphan galaxies may lurk in the shadows of our own Milky Way
July 11, 2025
Monumental Burial Mounds Rewrite Ancient History
The colossal structures, built by hunter-gatherers, are way older than archaeologists had thought possible
July 4, 2025
Ancient Seas Hosted the Ultimate Squid Game
100 million years ago, the charismatic cephalopods ruled Earth’s oceans
June 27, 2025
A Clear View of the Sun’s Fireworks
Optical advances yield an unprecedented look at the corona dancing around our nearest star
May 30, 2025
Meet a Newly Discovered Cave Crustacean
This delicate copepod species joins the ranks of a unique and fragile underground ecosystem
May 23, 2025
Moon Marbles Hint at Lunar Depths
A mantle-rocking asteroid impact could have made curious glass beads on the surface
May 16, 2025











