Science & Tech

Spitting image

Science | Saliva study highlights differences between apes and humans
by Rachel Lynn Aldrich
Posted 11/14/19, 04:36 pm

A recent study in the journal Molecular Biology and Evolution identified one small but significant difference between humans and apes: their spit. The results enlarge the widening gap observed between humans’ and nonhuman primates’ physiology.

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Associated Press/NASA’s Goddard Space Flight Center/SDO/Genna Duberstein

Mercury moves across the sun

by Rachel Lynn Aldrich
Posted 11/11/19, 09:54 am

The innermost planet in the solar system will make a perfect bullseye when it crosses the sun on Monday. The event, which began at 7:35 a.m. EST, lasts 5½ hours and will be visible in the eastern United States and Canada, and Central and South America, weather permitting.

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Associated Press/Photo by Nam Y. Huh (file)

Text mix-up puzzles cellphone owners

by Rachel Lynn Aldrich
Posted 11/08/19, 11:52 am

Cellphone companies can’t seem to explain why their customers suddenly received confusing text messages on Thursday. Many cellphone users received text messages from contacts who hadn’t sent them. The phenomenon seemed widespread, if social media is any indication, and wasn’t limited to a single carrier.

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