This is a reference document for designing food consumption and expenditure modules in household surveys. Food makes up the largest share of total household expenditure in low-income countries and, ...

My computer coding education ended in a high school classroom in the early 2000s, when I created a game in which two camels spit at one another. The experience of typing every line of code was ...

TIOBE Index for January 2026: Top 10 Most Popular Programming Languages Your email has been sent January’s TIOBE Index begins the year with familiar names still setting the pace, but the underlying ...

The Smithsonian offers fun and challenging experiences for K–12 kids interested in science, nature, technology, art, design, history, culture, or all of the above. These programs build confidence and ...

Porous materials are materials with pores (cavities, channels or interstices). The characteristics of a porous material vary depending on the size, arrangement and shape of the pores, as well as the ...