Speaker one Have you ever had a bump or a sprain and needed a cold compress? Speaker two Yes, all the time. Now, some cold packs use a chemical reaction to absorb heat. This is an example of something ...

The mechanics of the onset of cancer or neurodegenerative disorders like Alzheimer's disease or ALS remain a mystery.

This video is about what exothermic and endothermic reactions are and how temperature changes can be used to identify which reaction is which. Exothermic reactions, in solution, give out energy and ...

Immune system overreactions may be the true culprit of cardiac illness—and lifesaving drugs can calm them down ...

On the far right side of the periodic table, just beneath oxygen, sits a lesser-known group of elements called the chalcogens ...

The global transition toward carbon neutrality has intensified the search for sustainable alternatives to petroleum-derived fuels. Among various renewable ...

Photochemistry is the study of chemical processes that occur because of the absorption of light. The study of photochemical systems that use sunlight to drive important chemical reactions or to ...

Food Additives and Allergies/Intolerances According to the American Academy of Allergy, Asthma and Immunology (AAAAI), there are studies that show adverse reactions to additives, but most reports are ...

While around 10% of people will develop a rash after taking amoxicillin, less than 1% are the result of a true allergy (involving an antibody called IgE). The majority are due to non-allergic drug ...

News about the Donald Trump White House administration, including comment and features from the Guardian Explore more on these topics ...