Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Big meals boost heart attack risk
Unusually heavy meals boost a person's chance of developing a heart attack, at least among those people who already have risk factors for heart disease.
- Health & Medicine
It’s that time. . .for heart attacks?
A small study of young women already at high risk of having a heart attack suggests that heart attacks are most frequent when estrogen levels are low, soon after a woman's period begins.
- Health & Medicine
New role for cholesterol-lowering drugs
Drugs that lower cholesterol benefit patients who have just had a heart attack or chest pains, regardless of the patient's initial cholesterol levels.
- Health & Medicine
Does vitamin A aid learning?
A lack of Vitamin A may cause learning and memory problems, albeit potentially reversible ones.
- Health & Medicine
Old antibiotic takes on Alzheimer’s
An antibiotic that binds copper and zinc may prevent brain deposits that cause Alzheimer's disease.
- Health & Medicine
Pesticide tied to Parkinson’s disease
Rodents exposed to massive amounts of the pesticide rotenone develop a condition similar to Parkinson's disease.
- Health & Medicine
New sources and uses for stem cells
Human skin and scalp tissue may provide a source of neural stem cells.
- Health & Medicine
Vaccine protects monkeys from Ebola virus
A combination of a DNA vaccine and a vaccine based on a genetically modified common cold virus enables monkeys to resist Ebola virus, the first evidence that an Ebola vaccine works in primates.
- Humans
Letters from the October 16, 2004, issue of Science News
Hubble grumble The cover type “Farewell to Hubble?” (“End of the Line for Hubble?” SN: 7/24/04, p. 56: End of the Line for Hubble?) makes me wonder why we haven’t seen the headline “Farewell to the Current NASA Administrator?” The only reason I have heard for the cancellation of the planned servicing mission is “it’s […]
- Health & Medicine
Is Vitamin D Fattening?
People who don't consume enough calcium may find vitamin D sabotages their weight-control efforts by promoting fat gain.
- Humans
From the October 13, 1934, issue
A wingless rooster, production of artificial radioactive elements, and novae proposed as the origin of cosmic rays.
- Health & Medicine
Dormant Cancer: Lack of a protein sends tumor cells to bed
Excess amounts of a protein called Myc triggers cancer in mice, but ratcheting back this supply sends the malignant cells into dormancy.
