• Mercury concentrations in Hawaiian yellowfin tuna increasing

    Mercury concentrations in Hawaiian yellowfin tuna are increasing at a rate of 3.8 percent or more per year, according to a new University of Michigan-led study that suggests rising atmospheric levels of the toxic substance are to blame. Mercury is a toxic trace metal th

  • New eruption started at Piton de la Fournaise volcano, Reunion

    A new eruption has started after a brief seismic swarm at the massive Piton de la Fournaise volcano, Reunion on February 4, 2015. Toulouse VAAC said the eruption started at 06:50 UTC and is probably characterized with lava flow without ash. Bad weather prevented direct

  • Impulsive M1.2 flare erupts, big plasma filament rotating in

    An impulsive M1.2 solar flare erupted from Region 2277 ('Beta-Gamma') at 02:15 UTC on February 4, 2015. The event started at 02:08 and ended at 02:21 UTC.This event did not produce a Coronal Mass Ejection (CME). However, the responsible region is growing, it mai

  • Insight into behavior of African monsoon

    Between 14 800 and 5 500 years ago, during a period known as the "African Humid Period", Sahara was characterized by lush, green vegetation and a network of lakes, rivers and deltas. Why and how it ended is the subject of scientific study that holds important

  • Strong and deep M6.3 earthquake hits San Luis, Argentina

    A strong and deep earthquake with recorded magnitude of 6.3 hit San Luis, Argentina at 10:49 UTC on February 2, 2015 (07:49 local time). USGS is reporting depth of 172.3 km. EMSC is also reporting M6.3 but at a depth of 157 km.Epicenter was located 87 km (54 miles) NW o