Word: materiales
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What's more, any such effects of nurture (environment) on a species' nature (genes) were not supposed to happen so quickly. Charles Darwin, whose On the Origin of Species celebrated its 150th anniversary in November, taught us that evolutionary changes take place over many generations and through millions of years...
Meet the Epigenome The answer lies beyond both nature and nurture. Bygren's data - along with those of many other scientists working separately over the past 20 years - have given birth to a new science called epigenetics. At its most basic, epigenetics is the study of changes in gene activity...
Nowadays, even a stray pair of tweezers or a bottle of saline solution can make a journey through airport security an unpleasant experience. So when Irish authorities were alerted on Tuesday that a man had passed through Dublin Airport days earlier carrying high-grade plastic explosives, it's not surprising...
Says Chris Gunness, spokesman for the United Nations Relief and Works Agency (UNRWA): "Because the Israelis are not allowing in any reconstruction material, that $4.5 billion is just a paper figure." With more than 80% of Gazans now surviving on humanitarian handouts from UNRWA, Gunness adds, "Palestinians are becoming more...
Relief officials estimate that Gaza needs 40,000 tons of cement and 25,000 tons of iron to start repairing the homes, hospitals, schools and shops destroyed during Israel's offensive. But so far, according to GISHA, an Israeli legal-rights group, the Israelis have allowed only 19 trucks carrying...