6,164 results
- Life
Caribou gut parasites indirectly create a greener tundra
Caribou merely sickened by parasites eat less vegetation, allowing plants to flourish.
- Animals
Why mosquitoes are especially good at smelling you
How Aedes aegypti mosquitoes smell things is different from how most animals do, making hiding human odors from the insects more complicated.
- Health & Medicine
How to interpret the CDC’s new mask guidelines
Based on the CDC’s new metrics, most people no longer need to wear masks in most situations, but that could change.
- Health & Medicine
Got a weird COVID-19 symptom? You’re not alone
From head to COVID toe, doctors have seen a bevy of bizarre cases.
- Health & Medicine
I think I have long COVID. What does that mean?
The condition comes with varying levels of severity and symptoms, making it hard to diagnose and treat.
- Health & Medicine
COVID-19 testing is complicated right now. Here are answers to 6 big questions
There are two major categories of COVID-19 diagnostic tests. Here’s what you need to know when deciding whether to take an at-home test or head to the doctor.
- Life
Fungi don’t turn humans into zombies. But The Last of Us gets some science right
Fungi like those in the post-apocalyptic TV show are real. But humans’ body temperature and brain chemistry may protect us from zombifying fungi.
- Chemistry
A disinfectant made from sawdust mows down deadly microbes
Antimicrobial molecules found in wood waste could be used to make more sustainable, greener disinfectants.
- Oceans
Even the sea has light pollution. These new maps show its extent
Coastal cities and offshore development create enough light to potentially alter behavior of tiny organisms dozens of meters below the surface.
- Health & Medicine
A gene therapy for hemophilia boosts levels of a crucial clotting protein
A one-time, gene-based treatment for hemophilia increased the amount of a necessary blood clotting protein in men with a severe form of the disease.
- Health & Medicine
The new CDC guidelines may make back-to-school harder
The public health agency’s coronavirus advice could change how schools operate and may spur COVID-19 outbreaks in classrooms.
- Health & Medicine
Merck’s COVID-19 pill may soon be here. How well will it work?
Once hailed as a potential game changer, more complete data now reveal drawbacks of Merck’s antiviral COVID-19 pill, molnupiravir.
