The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into the water. By Ferris Jabr As the war grinds on, sophisticated Russian ...

As protests swelled around the country, Iran’s internet was shut down, and the heads of its judiciary and its security services warned of a harsh response amid calls for “freedom, freedom.” By Farnaz ...

This repository helps teachers generate math worksheets for students based on whatever theme they wish. The generator creates plain and pirate themed math worksheets ...

For a list of proposed, announced and enacted personal income tax changes for 2024, see Personal income tax: What's new for 2024. New items are flagged with NEW! throughout. Complete your income tax ...