Pulse oximeters are frequently used in hospitals and clinics but can also be used at home. Most people have a normal resting pulse oximetry reading for oxygen saturation (SpO2) between 95% and 100%.

Physicists have created the first two-dimensional version of the Bose glass, a novel phase of matter that challenges statistical mechanics. Physicists from the Cavendish Laboratory in Cambridge ...

Normal rainbows are created when sunlight is refracted off a raindrop, separating the various colors from the wavelengths of light into a band of red, orange, yellow, green, blue, indigo and ...

PHILADELPHIA (CBS) -- After a cloudy and at-times gloomy Saturday, parts of the Delaware Valley were treated to a spectacular sunset and double rainbow at the end of the day. Lots of photos and ...

After a cloudy Saturday, Philadelphia and the Delaware Valley were treated to a spectacular sunset and double rainbow at the ...

The Chicago cellist’s new album is an ode to the din of everyday life, transforming the mundanity of buzzing fridges and clicking turn signals into moments of unlikely beauty. Rehberg & General ...

Talking about the weather is the ultimate ice breaker. Yet, most people know very little about the different atmospheric phenomena that impact them every single day of their lives. If you want to ...

None of this should come as a surprise. The sooner we stop expecting Australia’s weather to be “normal”, the sooner we can prepare for life in a wild climate. The landscape around Sydney ...