By Leah Crane The Sloan Digital Sky Survey used a 2.5-metre telescope in New Mexico to capture the biggest map of the universeSloan Digital Sky Survey A huge 3D map depicts 11 billion years of cosmic history and places the tightest constraints ever on our best model of the universe. Captured by the Sloan Digital Sky…
By Leah Crane Could tiny black holes explain dark matter?NASA/JPL-Caltech If black holes formed in the first seconds after the big bang, they may still be around in colossal clusters that are practically invisible. In the very early universe, everything was so dense that the radiation that filled the cosmos could have collapsed to create…
It is easy to regard the sun as humdrum, yet it contains elements blasted from the universe’s first stars as they died and is halfway through its 9-billion-year lifespan Space | Comment 15 July 2020 By Chanda Prescod-Weinstein NASA/JPL-Caltech/GSFC YOU should never stare directly at the sun. This isn’t a euphemism of some kind –…
By Leah Crane The big bang kicked off the expansion of the universeNICOLLE R. FULLER / SCIENCE PHOTO LIBRARY The universe is constantly expanding, and that expansion is accelerating, but we aren’t sure exactly how quickly. Two sets of measurements to estimate the rate of expansion conflict with one another, which may be a sign…
By Leah Crane Spiral galaxies have revealed a clue about the early universeNASA, ESA and the Hubble SM4 ERO Team The early universe may have been spinning, leaving a trace still visible in the skies today. Lior Shamir at Kansas State University and his colleagues used three of the world’s most powerful observatories – the…
Pros Grippy, powder-coated finish Wide range of weights available Well-balanced Color-coded design Cons Some long-term flaking/chipping issues (though minimal) Having the right grip is key to safe and efficient kettlebell workouts. These powder-coated classics are among the grippiest we've tested, with just the right amount of friction to eliminate the need for chalking the hands.
Signs point the way to measles testing in the parking lot of the Seminole Hospital District on Feb. 27 in Seminole, Texas, during the 2025 West Texas measles outbreak. (Jan Sonnenmair/Getty Images) After a year of ongoing measles outbreaks that have sickened more than 2,400 people, the United States is poised to lose its status
5 min read IN A PERFECT world, all of your nutrition would come from whole foods packed with the macro and micronutrients your body needs to perform optimally in the gym, at work, and on the road. But modern life is far from perfect, which is why supplements can be a crucial tool for health-minded