Science / Science & Exploration

  1. “Lensed” supernova could shed light on fundamental forces shaping Universe

    Such objects could help refine models for Hubble Constant, dark energy, and dark matter.

  2. Why we’re “interviewing” captive birds to find the best to release into the wild

    Experiments with the endangered Bali myna showed some birds are bolder than others.

  3. Here’s a rough estimate of how many people recent SCOTUS rulings might kill

    In addition to deaths, the decisions will lead to significant morbidity.

  4. Billion-year-old grease hints at long history of complex cells

    Our ancestors once thrived on cholesterols that are now just reaction intermediates.

  5. Beer byproducts were popular canvas primers for Danish Golden Age artists

    "In 19th century Denmark, beer brewing was a paramount part of the culture and economy."

  6. I just bought the only physical encyclopedia still in print, and I regret nothing

    The still-updated World Book Encyclopedia is my antidote to the information apocalypse.

  7. A telescope happened to be pointing at the brightest supernova yet observed

    The BOAT—brightest of all time—reveals the mechanics of gamma-ray bursts.

  8. Testing antibacterial surfaces on the International Space Station

    Humans breathe out a lot of microbes that can make homes on surfaces inside the ISS.

  9. Sweet study finds how to keep gummy bears chewable longer

    Internal (and edible) crosslinks keep the polymers of a gummy from hardening.

  10. California hospital staff call for halt of surgeries over bizarre particles

    Hospital officials said the equipment is sterile, while staff questions safety.

  11. Boeing hit with a lawsuit over alleged “theft” of SLS rocket tools

    "Without the engines installed and fitted perfectly, the rocket could not launch."

  12. AI system devises first optimizations to sorting code in over a decade

    Writing efficient code was turned into a game, and the AI played to win.

  1. New York’s air quality reaches “hazardous” level, by far the worst in the world

    Wildfire smoke conditions worsened across much of Northeast US on Wednesday.

  2. J&J’s COVID vaccine is dead in the US; FDA revokes authorization

    The withdrawal leaves the two mRNA vaccines and the Novavax protein subunit vaccine.

  3. With 7,000+ satellites and growing, is space sustainable? An Ars Frontiers recap

    "We've been using space as our own personal operating dumping ground."

  4. Game on—the most metal of asteroid missions is back on the menu

    "We believe Psyche is on a positive course for an October 2023 launch."

  5. “Dead Duck Day” marks that time a scientist witnessed gay duck necrophilia

    One dead duck can change your life.

  6. Homo naledi were burying their dead at least 100,000 years before humans

    Lee Berger: "We feel [this meets] the litmus test of the most ancient human burials."

  7. A shocking number of birds are in trouble

    We know better than ever how to help endangered birds, with notable conservation successes.

  8. More than 400 Grail patients incorrectly told they may have cancer

    Life assurance customers pause review relationship with early-detection biotech.

  9. Pandemic lessons: More health workers, less faxing—an Ars Frontiers recap

    Amid science and tech triumphs, basic infrastructure problems hurt COVID responses.

  10. The real culprit behind the 1871 vandalism of the Paleozoic Museum in Central Park

    A gripping tale of 19th century science, art, politics, thuggery—even a bit of bigamy.

  11. To keep Starliner flying, Boeing must make some hard choices

    "I think if they look back on it, they wouldn't do it again."

  12. No groundwater, no new homes, as Arizona severely restricts new housing

    Cities, developers will have to turn to costly sources to build new homes.

  1. Rocket Report: SpaceX pushing ahead on Starbase, North Korea launch failure

    “The world is putting objects into space quicker than they are being removed."

  2. Boeing finds two serious problems with Starliner just weeks before launch

    "Safety is always our top priority, and that drives this decision."

  3. Dangerous brain abscesses spiked in US kids as COVID restrictions dropped

    Cases are on the decline, but still above baseline rates.

  4. NASA panel: No convincing evidence for extraterrestrial life connected with UAPs

    Amid ambiguity and poor data, "We don't know exactly what we're looking for."

  5. Researchers get primate embryos to start organ development in culture dishes

    The start of organ development can help us understand human developmental problems.

  6. The Atlantic hurricane season has begun: What we know and what we don’t

    A little bit of preparation now will go a long way when a storm threatens.

  7. Ars Frontiers recap: What happens to developers when AI can code?

    Computers won't put us all out of a job—not yet, at least.

  8. This is the first X-ray taken of a single atom

    SX-STM enables detection of atom type, simultaneous measurement of its chemical state.

  9. mRNA technology for vaccines and more: An Ars Frontiers recap

    The tech has lots of applications beyond the one we've already been injected with.

  10. Beating the heat: These plant-based iridescent films stay cool in the sun

    Cellulose is sustainable, biocompatible, and ideal for radiative cooling applications.

  11. It’s prison day for Elizabeth Holmes; 11-year sentence has begun in Texas

    Elizabeth Holmes arrived at the minimum-security prison camp in Bryan, Texas.

  12. COVID outbreak at CDC gathering infects 181 disease detectives

    Nearly all of the attendees were vaccinated, but 70% said they didn't mask.