News
- Physics
Laser tweezers manipulate objects just 50 nanometers wide
Technique could allow scientists to move proteins, viruses and nanomaterials.
- Health & Medicine
Bereavement can take toll on health, not just emotions
In the month after a partner dies, spouse more prone to heart attack, stroke.
- Psychology
Suicide rates drop in big cities
With more social connections, people may be less inclined to take their own lives.
- Astronomy
Kepler space telescope data uncovers 715 new planets
Astronomers used a new tool to quickly confirm the detection of exoplanets.
- Health & Medicine
Experimental drug no Methuselah formula
Compound lets mice live healthier lives but doesn't extend life span.
