What are "forever" chemicals? (aka PFAs) And ...

Could a cheaper, more environmentally friendly refrigerant already exist, and could corporate lobbying be helping keep it out of American air conditioners? Why did the chemicals once hailed as safe alternatives become environmental villains, and are their replacements actually mu ...  Show more

What happens when a chemist ventures onto Reddit to answer the internet’s most pressing science questions? Why does carbon get its own entire branch of chemistry, what makes fireworks burn different colors, and can an invention work even when its inventor has no idea why? Melissa ...  Show more

Per- and polyfluoroalkyl substances, a class of chemicals known as PFAS, are often called "forever chemicals" because of how long they persist in the environment. They are prevalent in drinking water and have been linked to negative health outcomes.

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In today’s episode for 21st February 2023, we narrate a tale of PFAS or forever chemicals and whether we can dump them forever.

PFAS chemicals, also known as forever chemicals, don’t break down in the environment. They can accumulate in the body and are found to have an array of harmful effects on human health. A major mapping project has revealed worryingly high levels of PFAS across thousands of sites i ...  Show more

The Science Behind Why You Should Ask For Help

Sometimes asking for help—even for the smallest of favors—can feel awkward, or like you’re inconveniencing someone else. But the odds are, you’re probably wrong. Studies show that people are much more willing to lend a help ...