• Sinkholes drain Slade Lake near Oxford in Nova Scotia, Canada

    Underground geological activities this spring have drained Slade Lake, about 2.5 km (1.5 miles) southwest of Oxford in Nova Scotia, Canada. "The most obvious culprit for this is the water just disappeared down some of the sinkholes at the bottom of the…

  • SOHO discovers its 4 000th comet

    A citizen scientist from Europe discovered SOHO's 4 000th comet in the spacecraft's 25-year history. SOHO — Solar and Heliospheric Observatory — jointly operated by NASA and ESA since 1995. The comet was discovered on June 15, 2020, and is currently…