Ancient ostrich eggs found in southern Israeli desert

Ostrich eggs estimated to be at least 4,000 years old have been found in Israel, archaeologists announced on Thursday, providing insight into the life of ancient peoples in the region.

Enzyme 'atlas' helps researchers decipher cellular pathways

One of the most important classes of human enzymes are protein kinases—signaling molecules that regulate nearly all cellular activities, including growth, cell division, and metabolism. Dysfunction in these cellular pathways ...

Skimming stones? Try a heavier, curvier rock, scientists say

Want to make an impression the next time you're trying to skim a stone off water? Ignore the usual thin, flat candidates and try a fatter, curvier rock to get the biggest possible bounce, scientists said Wednesday.

Tiny flakes tell a story of tool use 300,000 years ago

When prehistoric people re-sharpened cutting tools 300,000 years ago, they dropped tiny chips of flint—which today yield evidence of how wood was processed by early humans. The small flint flakes were discovered at the ...

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