U.S. President Donald Trump said he was prepared to take military action to stop Tehran from getting a nuclear bomb but left open whether he would back the use of force to protect Gulf oil supplies that Washington fears may be under threat by Iran.
President Donald Trump said on Tuesday the United States was very prepared with regard to Iran, as tensions ramped up after attacks on several oil tankers and Tehran's announcement it would step up uranium enrichment.
About 90% of cancer deaths are due to metastases, when tumors spread to other vital organs, and a research group recently realized that it's not individual cells but rather distinct clusters of cancer cells that circulate and metastasize to other organs. As the group reports, they set out to gain a better understanding of these circulating cancer cell c […]
Slow-growing ponderosa pines may have a better chance of surviving longer than fast-growing ones, especially as climate change increases the frequency and intensity of drought, according to new research from the University of Montana.