Space Command’s case for orbital logistics: Why the Pentagon is being urged to think...
ORLANDO, Fla. — The Pentagon for decades has treated launch as the central logistical problem of military space. Once a satellite reaches orbit, it is expected to operate with the fuel it carries from Earth until it fails or runs dry. That model, Gen. Stephen Whiting argues, is no longer sufficient for a domain that
Where to eat clam chowder in Boston
This article was produced by National Geographic Traveller (UK). “Clam chowder is a religion in these parts,” says Kathy Sidell, with a zeal more commonly reserved for champion hometown sports teams. “It’s where Boston rules,” adds the chef and founder of the hip seafood outfit Saltie Girl, which now has a sister venue over in
Manta & Ray Ecology Diver Is One of SSI’s Specialty Programs
Manta rays are among the most intelligent and graceful aquatic species. Their unique behaviors and roles in marine ecosystems make them truly fascinating. Mantas can have wingspans up to 7 meters/23 feet, and their intelligence is believed to be comparable to that of dolphins. These incredible creatures play a crucial role in maintaining the health of
No vaccines, no cure, and ‘very dangerous’. Should we be worried about Nipah virus?
Multiple Asian nations are stepping up airport screenings to prevent the spread of the deadly Nipah virus, after an outbreak of the disease was reported in India this week. With no known cure or approved treatments, experts have warned the disease could be "very dangerous" if it manages to spread across borders. India's health ministry
Ces grandes villes s’enfoncent : pourquoi leur disparition semble désormais inévitable
Pour une étude publiée dans Nature Sustainability , les chercheurs ont étudié l'évolution de 48 grandes villes touchées par un phénomène de subsidence, soit 20 % de la population urbaine mondiale. La subsidence est un affaissement du sol dont presque personne ne se soucie, alors même qu'il s'agit d'un problème majeur. Le phénomène est principalement
Svalbard polar bears are doing surprisingly well (for now)
Three polar bear cubs gather around their tranquilized mother. She had a litter of three cubs (an unusual brood size) and the smallest cub only weighed 11 pounds (five kilograms). Jon Aars / Norwegian Polar Institute Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. The Arctic’s
Americans planted entire forests of exploding Australian trees
In the 1800s, eucalyptus trees were proposed as a solution to timber shortages. Image: Carlin Stiehl / Getty Images Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. What’s the weirdest thing you learned this week? Well, whatever it is, we promise you’ll have an even weirder answer
Ancient bacterium’s genome could rewrite the history of syphilis
January 22, 2026 3 min read Add Us On Google Add SciAm The bacterium behind syphilis has a far more ancient history than we thought Treponema pallidum, a microorganism that can cause a deadly sexually transmitted disease in humans, may have a far more ancient lineage than scientists once thought By Emma Gometz edited by
Boredom Has Its Benefits — But Can It Really Fix Your Attention Span?
We live in a world that demands our attention. Sitting down to eat dinner? May as well scroll through the dozens of videos a friend sent. Trying to get some work done? Better check Snapchat first. Can’t sleep? May as well doomscroll through all social media feeds. It may feel like we can’t go more
„Cu stingerea lui Brătianu și a lui Kogălniceanu viața politică a țării nu s-a...
În volumul unul al cărții sale „Bucureștii de altă dată” (Editura Universul, 1927), Constantin Bacalbașa vede drept evenimente majore ale anului 1891 morțile lui I.C. Brătianu și Mihail Kogălniceanu. Din privirea aruncată asupra atmosferei din anul respectiv, Constantin Bacalbașa trage această concluzie nemiloasă: „Cu stingerea lui Brătianu și a lui Kogălniceanu viața politică a țării