Science

Orbiting the Sun roughly 1.5 million kilometres from Earth, the Planck space-based telescope is scanning the sky for ultra-cold objects. Its instruments are chilled to … Universe’s Cool StuffRead more

Ammonites, extinct members of the cephalopod group (which includes nautiluses, squid and octopuses), are so diverse and prevalent in the fossil record that they are … Food of AmmonitesRead more

Why is the outer layer of the sun’s atmosphere, the region farthest from the heat-producing core, hotter than both the lower atmosphere and the sun’s … Why Corona is hotRead more

Scientists are planning an attempt to extract DNA from the “hobbit” Homo floresiensis, the 1-meter-tall extinct distant relative of modern humans that was unearthed in … Drilling for ancient DNARead more

For an idea to be testable, it must logically generate specific expectations — in other words, a set of observations that we could expect to … Science works with testable ideasRead more

Science as a collective institution aims to produce more and more accurate natural explanations of how the natural world works, what its components are, and … What is ScienceRead more

The term “science” applies to a remarkably broad set of human endeavors, from developing lasers, to analyzing the factors that affect human decision-making. To get … Science checklistRead more

For a scientist, every day holds the possibility of discovery — of coming up with a brand new idea or of observing something that no … What is science?Read more