Since the first airplane took flight over 100 years ago, virtually every aircraft in the sky has flown with the help of moving parts such as propellers, turbine blades, and fans, which are powered by the combustion of fossil fuels or by battery packs that produce a persistent, whining buzz.
articles
Breast Cancers Enhance Their Growth by Recruiting Cells From Bone Marrow
Researchers in Israel have discovered that breast tumors can boost their growth by recruiting stromal cells originally formed in the bone marrow.
Researchers identify drug mixtures that can lead to serotonin syndrome
Mixing antidepressants with common drugs found in your medicine cabinet could lead to Serotonin Syndrome, a condition caused by excessive levels of the chemical in the brain.
NASA Sees Stronger Tropical Cyclone 33W Headed Toward Vietnam
33W was a tropical depression when it crossed the southern and central Philippines. As it moved through the South China Sea over the last two days it strengthened into a tropical storm and was renamed Usagi. On Nov. 23, NASA-NOAA’s Suomi NPP satellite captured a visible image of the stronger storm on approach to Vietnam.
Researchers find changing environment bringing bear species together
In a just published paper in the peer-reviewed journal Arctic Science, the researchers report they have documented the presence of polar bears, black bears and grizzlies in Wapusk National Park on the west coast of Hudson Bay in northern Manitoba.
4 Ways to Stay Warm This Winter — Minus the Air Pollution
Winter is often an intense time for air pollution, with wood stoves and heaters on full blast.