Press enter or click to view image in full sizeFrom very human beginnings to definitions based on gravity, the physical Earth, a standardized bar, atomic physics, and eventually the speed of light itself, we need some sort of definition of...
Press enter or click to view image in full sizeThis image shows the cover of Dr. Daniel Whiteson’s and Andy Warner’s newest book, Do Aliens Speak Physics? And Other Questions About Science and the Nature of Reality, which debuted on...
When a gravitational wave passes through a location in space, it causes an expansion and a compression at alternate times in alternate directions, causing laser arm-lengths to change in mutually perpendicular orientations. Exploiting this physical change is how we developed...
Press enter or click to view image in full sizeWhile terraforming an entire world, like the Moon, may be a monumental task, a smaller, more easily reachable goal would be to create a series of airtight and watertight domes that...
Press enter or click to view image in full sizeThe longer a photon’s wavelength is, the lower in energy it is. But all photons, regardless of wavelength/energy, move at the same speed: the speed of light. This is, surprisingly, irrespective...
Press enter or click to view image in full sizeThis image, from the Vera Rubin Observatory’s “First Look” release, shows prominent galaxy Messier 61, at lower-right, and an impressive stellar stream emanating from it towards the upper-left. This marks the...
Press enter or click to view image in full sizeThis three-panel look at the Red Spider Nebula showcases Hubble’s views (left), early JWST NIRCam views (center), and the full official science release from JWST’s NIRCam study (right). Details, including the...
Press enter or click to view image in full sizeThe far distant fates of the Universe offer a number of possibilities, but if dark energy is truly a constant, as the data best indicates, it will continue to follow the...
Press enter or click to view image in full sizeThe Solar System formed from a cloud of gas, which gave rise to a proto-star, a proto-planetary disk, and eventually the seeds of what would become planets. The crowning achievement of...
Press enter or click to view image in full sizeTouted as UFO lights, this 2011 photograph over Liverpool does, in fact, document a series of lights in an oddly unnatural-appearing configuration, but this is by no means compelling evidence for...
