Hydrogen bonded with sulfur may have given our world its first water after the hydrogen broke away and joined with oxygen in the planet’s crust.
Radiocarbon from bomb tests reveals that plants store more carbon than previously estimated in leaves and stems, which are vulnerable to degradation.
DNA is capable of encoding all sorts of data. Storing it in an amberlike material may keep that information safe for nearly forever.
Editor in chief Nancy Shute discusses the quest for solutions in challenges such as childhood malnutrition, Andean bear conservation and assessing AI’s cognition.
Sounds like trouble Exposing zebra finch eggs and hatchlings to traffic noise can lead to lifelong reductions in health and reproduction, Jonathan Lambert reported in “Traffic noise harms bird eggs” (SN: 6/1/24, p. 9). Reader Gary Wilson asked how noise pollution affects humans. Noise pollution can harm humans’ physical and mental health. Prolonged exposure to
The southern hemisphere’s ionosphere experiences about 23 space hurricanes per year, which is on par with the northern hemisphere.
The human body can go faster in the 100-meter dash and the 50-meter freestyle. But to reach full potential, our technique must be perfect.
The spacesuit design collects urine, filters it, adds electrolytes and stores the cleaned water for the astronaut to drink.
Although H5N1 and its relatives can cause mild disease in some animals, these viruses are more likely to infect brain tissue than other types of flu.
A new technique for probing the 3-D structure of ancient DNA may help scientists learn how extinct animals functioned, not just what they looked like.