History of science
Ebola’s end: History’s lessons
Spears helped our ancestors eat and defend themselves. Spearmaking required ingenuity, experiments and communication. Symmetrical stone More
When dead men speak…
How do bones, isotopes, historic records, DNA and grave goods tell us about the dead, royal and otherwise?? More
Scientists have tracked a light beam that’s half-a-million light years long to a monster black hole and found that the hole and its More
How do patents work? What is “new, non-obvious and useful”? What will happen after the biggest change in patent law in 60 years? More
Bird migration: Key explanation skewered!
How do homing pigeons find their way on their amazing migrations? Scientists thought iron-bearing nerve cells in the beak can detect More
First forest: New details emerge
Returning to the site of a classic “first forest” site, New York scientists have found extra complexity: three fossilized trees-like More
The importance of being Einstein
Experiment: Earth “drags” spacetime, as Einstein predicted. What else did Einstein get right? (Hint: Lots and lots!) More
Peopling the Americas — New evidence
The Americans who made Clovis-style spear-points were not the first Americans — despite heavy archeological skepticism. More
Do animals really love?
Researchers finally accept that animals can have emotions. Is love one of those emotions? More
Happy tax day: Meet bureaucracy’s roots!
History of fishing
A new study finds a surprising number of fish, birds and mammals in the oceans 100 and 1,000 years ago. Can this information help More
“No prob” sez life to crashing asteroids!
4B years ago, the “late heavy bombardment” burned out all life — or not… High-temp bacteria could have survived in deep rocks. More
Pacific migrations: New evidence on ancient human voyages
A stone tool discovered in Polynesia came from Hawaii — 2500 miles away. Whoa! More