Typically, nucleic acid amplification testing samples must be kept at 2–8°C and tested within 24–48 h of collection to prevent degradation. 55 If samples do not arrive at processing centres within the ...

Now, however, it is increasingly clear that pollution is a planetary threat, and that its drivers ... Lead and other chemicals are responsible for 1·8 million deaths each year globally, which is ...

Scorpius and Sagittarius are home to light nebulae including emission, reflection and planetary nebulae, as well as dark nebulae known as Barnard objects, which are essentially dense patches of ...

The measurement of chemical abundances in planetary nebulae in nearby galaxies is now relatively straightforward. The challenge is to use these chemical abundances to infer the chemical evolution of ...

8 fish that rule the ocean with the fast... AI imagines what Indian cities would loo ...