Biology
If foods are protein-rich, ants can't tell solid morsels from liquid.
The first hefty organic molecules may have formed within tiny droplets.
Researchers have connected canine swimming patterns to early aquatic mammals.
Rare cells in the blood could identify patients at high risk of heart attacks.
Biological phenomenon could turbocharge electricity generation in solar cells.
Research adds a new dimension to cranberries' possible effect on urinary tract infections.
Small animals are more active under the full moon when larger hunters lie low.
Joint differences enabled gigantism in dinosaurs.
The few genes found outside the nucleus affect cell metabolism more than expected.
A reversible genetic switch keeps Siberian hamsters from mating in harsh winter months.