fbpx
Sunday, September 20, 2020
Readers ask about antibody tests, chimeras and public health and privacy

Readers ask about antibody tests, chimeras and public health and privacy

0
Antibody mysteries Antibody tests can help reveal who has been infected with the coronavirus, but the tests don’t say whether the antibodies protect against future infections, Erin Garcia de Jesus reported in “So many questions on antibody testing” (SN: 6/6/20, p. 22). Reader Bob Reckers asked if antibodies for cold-causing coronaviruses, which are detectable by…
What it takes to save species, locally and globally

What it takes to save species, locally and globally

0
The banks of the Potomac River upstream from Washington, D.C., are often mounded with drifts of tiny shells bleached white by the sun. That invertebrate abundance startles me every time I walk the riverbank, a clue to an invisible city of bivalves under the water. In this issue, freelance writer Stephen Ornes takes us to…
AI, save me from my rude self (please)

AI, save me from my rude self (please)

Getty Images Remember how your parents told you to always say "please" and "thanks"? Now AI can take care of the polite-speak for you.Researchers at Carnegie Mellon University have devised a technique that's designed to automatically make written communication more polite. Rather than merely scanning text for politeness, as past computational linguistics methods have, this…
50 years ago, scientists first investigated antibiotic resistance in livestock

50 years ago, scientists first investigated antibiotic resistance in livestock

Panel to study animal feeds, Science News, June 27, 1970 Most animal feeds contain antibiotics … to promote fast weight-gain in species raised for human food. However, these animals may harbor microorganisms that have developed a resistance to antibiotics, and some scientists fear that these resistant organisms may be passed on to human beings…. [The U.S.…
Readers ask about the size of the Milky Way, ancient rainforests and COVID-19

Readers ask about the size of the Milky Way, ancient rainforests...

Milky Way matters Computer simulations and observations of nearby galaxies helped astrophysicists determine that the Milky Way stretches nearly 2 million light-years across, Ken Croswell reported in “Astronomers find Milky Way’s edge” (SN: 4/25/20, p. 8). Reader John Montany thought that the Milky Way must be more massive than previously thought. “I have read other articles…
History reveals how societies survive plagues

History reveals how societies survive plagues

This isn’t the first time in history that societies have been racked by social unrest while in the grip of a pandemic. That may be scant comfort, but as Bruce Bower explains in this issue (Page 24), impacts of a pandemic often reach beyond the toll of illness and death. In the mid-200s, the Plague…
Science News will observe #ShutDownSTEM on June 10

Science News will observe #ShutDownSTEM on June 10

On Wednesday, June 10, Science News will suspend publication for the day to join in #ShutDownSTEM and #StrikeforBlackLives. This movement — sparked by recent police killings of black people in the United States and the subsequent protests worldwide — is asking for those in the scientific community to acknowledge the role they play in perpetuating…
We have learned much, and need to learn much more

We have learned much, and need to learn much more

One year ago, the cover of Science News focused on the threat posed by a global disease outbreak: measles. Vaccine use had faltered, leading to 1,282 confirmed cases in the United States last year, and more than 400,000 worldwide. Little did we know that we would soon be under attack by a ferocious new viral…
Readers ask about dust in space, playgrounds, and COVID-19

Readers ask about dust in space, playgrounds, and COVID-19

Not your bookshelf’s dust Dust may explain why the star Betelgeuse suddenly dimmed in 2019, Lisa Grossman reported in “Betelgeuse is not about to explode” (SN: 4/11/20, p. 6). Reader Steve Ostrom was intrigued by how gas clouds around red giant stars like Betelgeuse condense into dust. “I have read many times about ‘dust’ in space,…
Special Report: Fighting the Virus

Special Report: Fighting the Virus

Less than six months ago, news broke that a mysterious pneumonia was sweeping through a city in China. For many of us in the United States, the danger seemed too distant for concern. People continued to fly, gather for family events and conferences — and set off on cruise ships. Within a month, though, the…

Recent Posts