资讯

New Scientist on MSN10 小时
Ancient mammoth-tusk boomerang is twice as old as we thought
A boomerang discovered in a Polish cave was originally dated as 18,000 years old, but it may have been contaminated by ...
Live Science on MSN13 小时
40,000-year-old mammoth tusk boomerang is oldest in Europe — and possibly the world
A new analysis of a carved mammoth tusk first discovered four decades ago reveals it may be the world's oldest boomerang.
Nature11月
The Boomerang - Nature
I OBSERVE a letter in NATURE (vol. xiii., p. 168) asking for information about the “boomerang.” I have now taken the occasion of a number of the aboriginal natives of this district being here ...