Take on and lighter edge ....dont understand both words here?
They have a sarcastic (take on) the events and I love their tone. This column makes me see the lighter side of things, and I am able to learn a word or two that allows for (a lighter edge )in conversations.

Question

Answer

Here, "take" means view or opinion and "edge" means tone or attitude.

take noun
https://www.oxfordlearnersdictionaries.com/definition/american_english/take_2

take on something (informal) the particular opinion or idea that someone has about something
What's his take on the plan?
a new take on the Romeo and Juliet story (= a way of presenting it)

edge noun
https://www.oxfordlearnersdictionaries.com/definition/american_english/edge_1?q=edge

[singular] a strong, often exciting, quality
Her show now has a hard political edge to it.

Answer

As per the previous duplicate question.