Uncategorized
- Oceans
Deep-sea mining may damage underwater ecosystems for decades
Microbe communities in the seabed off Peru still haven’t fully recovered from being disturbed by a deep-sea mining experiment 26 years ago.
- Physics
50 years ago, superconductors started feeling the pressure
Today, high-pressure superconductors are a hot topic. 50 years ago, scientists were just starting to explore the possibilities.
- Animals
Why mammals like elephants and armadillos might get drunk easily
Differences in a gene for breaking down alcohol could help explain which mammals get tipsy.
- Health & Medicine
Some existing drugs might fight COVID-19. One may make it worse
Maps of interactions between coronavirus proteins and host proteins point to drugs that may slow viral growth, but cough medicine may stimulate growth.
- Physics
A newfound superconducting current travels only along a material’s edge
In a first, scientists spot electricity flowing without resistance on the rim of a topological superconductor.
- Earth
Greenland and Antarctica are gaining ice inland, but still losing it overall
Inland ice accumulation is not enough to counteract the amount of ice melting off Antarctica and Greenland into the oceans, satellite data show.
- Astronomy
The sun is less magnetically active than similar stars, and we don’t know why
Why our star seems so different from its stellar kin is a mystery.
- Anthropology
16th century skeletons suggest the slave trade brought some diseases to Mexico
Slaves buried in a 16th century grave in Mexico had hepatitis B and yaws, suggesting the slave trade helped spread some versions of those diseases.
- Health & Medicine
Remdesivir is the first drug found to block the coronavirus
Preliminary results suggest that an antiviral treatment speeds recovery from COVID-19.
- Health & Medicine
To end social distancing, the U.S. must dramatically ramp up contact tracing
Life after social distancing may involve apps that ask you to self-isolate after you’ve been near someone who tests positive for COVID-19.
- Paleontology
A ‘crazy beast’ from the time of dinosaurs belongs to an obscure mammal group
Paleontologists have finally matched a bizarre fossil, Adalatherium hui, to an obscure group of ancient mammals called gondwanatherians.
- Paleontology
Spinosaurus fossil tail suggests dinosaurs were swimmers after all
Unique among known dinosaurs, Spinosaurus had a finlike tail, which the predator may have used to propel itself through the water.
