Q. Where does the Code require a boundary seal when leaving a Class I, Division 2 location and entering an unclassified area? A. A raceway seal fitting must be ...

Oceanographers are using data collected by elephant seals to improve their map of the seafloor on Antarctica’s continental shelf. The new map results from a collaboration between Daniel Costa, a ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Studying the ocean is a daunting task. It requires machines that don ...

SANTA CRUZ, Calif., Oct. 7 (UPI) -- Seals diving deep in the ocean for food near Antarctica are helping provide extremely accurate data for use in mapping the sea floor, oceanographers say. Seals, ...

Q. What are the Code’s installation requirements for raceway seals in Class I locations? A. Raceway and cable seals must comply with the requirements set forth in Sec. 501.15. As outlined in Note 1 of ...

Each year, pregnant female elephant seals take an approximately 240-day trek over 10,000 kilometers across the Eastern North Pacific Ocean before returning to their breeding beaches to give birth ...

Studying the ocean is a daunting task. It requires machines that don’t corrode in the seawater, and are able to withstand the escalating, crushing pressures as they dive down. While robots have become ...