The supermarket revolution has made food more affordable and accessible than ever before. But are the hidden costs of cheap food feeding into false notions of justice and progress? It might not seem obvious, but food has never been more affordable and accessible globally. This shift has distanced food production from the average consumer’s daily life. Instead of picking … [Read more...] about The Hidden Costs of Cheap Food: Is It Really Worth It?
Why Not Just Be a Nurse?
To be recognized as serious professionals, women doctors in nineteenth-century Britain felt compelled to differentiate themselves from other women, particularly those in nursing. During the nineteenth century in Britain, two significant shifts in women’s roles in medicine were happening simultaneously. Nursing was becoming more professionalized, largely thanks to reformers … [Read more...] about Why Not Just Be a Nurse?
How Mars Lost Its Magnetic Field—and Then Its Oceans
Chemical transformations inside Mars’s core led to the loss of its magnetic field, which in turn caused the planet to lose its oceans. But how did this happen? Mars’s surface today is barren and dry, with most of its remaining water trapped in polar icecaps or possibly hidden underground. However, a closer look reveals features resembling shorelines or canyons that hint at … [Read more...] about How Mars Lost Its Magnetic Field—and Then Its Oceans
How Stars Die
Nothing in this Universe lasts forever—not even the stars. Throughout most of history, people believed that stars were eternal. They were seen as immortal deities in the sky or as timeless gems decorating the heavens. One of the greatest breakthroughs in twentieth-century astronomy, however, was the discovery that stars go through life cycles just like humans. They are born, … [Read more...] about How Stars Die
Astronomers Warn of Colonial Behaviors in the Space Industry
A science philosopher outlines how the industry can explore other planets without exploiting them. Over the past decade, the commercial space industry has expanded rapidly, with rival nations vying for strategic military and economic advantages beyond Earth. Both public and private sectors are eager to mine the Moon, while an increasing cloud of space debris continues to … [Read more...] about Astronomers Warn of Colonial Behaviors in the Space Industry