I f you’re looking for the Connections answer for Sunday, March 2, 2025, read on—I’ll share some clues, tips, and strategies, ...

Letters, February 17). Donald Trump and his political appointees of Pete Hegseth, the US defence secretary, and JD Vance, who once described his boss as an “idiot” and “reprehensible” as ...

Departament de Química Inorgànica i Orgànica and Institut de Recerca de Química Teòrica i Computacional, Universitat de Barcelona, Diagonal 645, 08028 Barcelona, Spain ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table.

The modern periodic table, arranged in rows and columns, was first introduced by Dmitri Mendeleev in 1869. At the time, it included the known elements and their properties, but Mendeleev predicted ...

Investopedia / Joules Garcia An engagement letter is a written agreement that describes the business relationship to be entered into by a client and a company. The letter details the scope of the ...

As the principal professional organisation for standardisation in chemistry, the International Union for Pure and Applied Chemistry (Iupac) commissioned a special committee in 2004 to deal with ...

If leadership is all about ability rather than tradition, then surely we should see more women at the cabinet table. Enda Cullen, Tullysaran Road, Armagh Farcical behaviour of TDs in Dáil was ...