Ocean sink for human-made CO2 measured

Scientists have determined the amount of human-made CO2 emissions taken up by the ocean between 1994…

Tectonics in the tropics trigger Earth’s ice ages

Over the last 540 million years, the Earth has weathered three major ice ages -- periods…

Exotic ‘second sound’ phenomenon observed in pencil ‘lead’

At relatively balmy temperatures, heat behaves like sound when moving through graphite, study reports.

Are we at the limits of measuring water-repellent surfaces

As we develop extremely liquid repellent surfaces, the errors in existing measurement techniques are getting too…

Vaccine study confirms sensitivity of cholera test

Recently, the sensitivity of fecal microbiological cultures for detecting cholera has come under question. Researchers investigated…

Poor pitch singing could be a matter of the tune in your head

Sub-vocalization, the silent, preparatory muscle movements of the face and larynx that result when singers run…

Central American kidney disease epidemic linked to occupational heat exposure

For two decades, Nicaragua and El Salvador have seen increasing mortality from an unusual form of…

How a mitochondrial enzyme can trigger cell death

Cytochrome c is a small enzyme that plays an important role in the production of energy…

Tracking turtles with telemetry

A new model has been created that can forecast the location of Eastern Pacific leatherback turtles…

Researchers uncover new clues to surviving extinction

'Great Dying' extinction survivors appear to have shared many of the same ecological roles as their…