Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
Letters from the April 12, 2008, issue of Science News
Dark star In “From Dark Matter to Light: New models of galaxy formation show the gastro in physics” (SN: 3/22/08, p. 186), Ron Cowen says that gas is where the action is since dark matter predominantly responds to only gravity. Because dark matter responds to gravity, wouldn’t it, like gas, be pulled into the star-making […]
- Humans
From the April 2, 1938, issue
The science of tall tales, a fluorine-spouting volcano under ice, and viruses show signs of life.
- Health & Medicine
Take a Breath: Fatty substance may play role in cystic fibrosis
A fatty compound called ceramide that accumulates in lung cells may be instrumental in the devastating disease cystic fibrosis.
- Health & Medicine
Traveling Toxin: Botox may hitch a ride on nerve cells
New evidence suggests that Botox migrates from the injection site, perhaps traveling along nerve cells.
- Health & Medicine
Curbing Chemo: Fasting cushions drug’s side effects in mice
Two days of starvation kicks mice's cells into repair mode and helps them endure high doses of chemotherapy.
- Health & Medicine
New drug curbs rheumatoid arthritis in adults, children
The experimental drug tocilizumab quells rheumatoid arthritis in adults and children by inhibiting an inflammatory compound called interleukin-6.
- Health & Medicine
Microbes weigh in on obesity
The kinds of microbes living in an infant's gut may influence weight gain later in childhood.
- Health & Medicine
Refugee Polio Scare Can Be Costly
There can be hidden, and substantial, costs to polio outbreaks among immigrant refugees.
- Health & Medicine
You, in a Dish
Human cells grown in conditions that mimic life inside the body are beginning to replace lab animals for testing drug candidates and industrial chemicals.
- Humans
Letters from the April 5, 2008, issue of Science News
Follow the glow “State of the Universe: Microwave glow powers cosmic insights” (SN: 3/15/08, p. 163) brings up a question. This glow should be stronger in one direction, which can point us to the center of the universe. Is this possible? Donald BurrNovato, Calif. Studies of the microwave glow reveal that Earth is moving surprisingly […]
- Humans
Candidates Keep Dodging Science Debate
Groups representing a large share of the electorate can't get the Presidential candidates to commit to a discussion of science and technology issues.
- Ecosystems
Refugee Policy Needs a Shot in the Arm
Sometimes spending a little money on vaccinations up front can save a bundle down the line.
