Nobel prize-winning physicist Niels Bohr described these electrons in the atom as existing in a shell structure. The electrons circulate around the nucleus in particular energy levels, or orbits.

Active camouflage, such as that exhibited by animals such as cephalopods and chameleons, costs energy to accomplish, but has been a successful enough strategy to evolve multiple times. The active ...

Fermium studies indicate nuclear shell effects diminish as nuclear mass increases, emphasizing macroscopic influences in ...

Visit the homepage for more information. A: The shell or clam shell has symbolic value in many cultures, from India (Vishnu carries a shell) to the moon god in Aztec culture. Its main reference is to ...

At first glance, Shell Plc’s successful appeal against a landmark judgment by a Dutch court looks like a blow to those wishing to advance corporate climate action. But the devil is in the details. On ...

Even though its fight was taking place in the Netherlands, where windmills happen to be plentiful, Shell knew it wasn’t just tilting at them. On Tuesday the oil giant managed to overturn a Dutch legal ...

The most precise clocks in the world will lose only one second every 300 billion years—and someday they might fit in your ...

"Captain Joshua Nix and his crew fought valiantly, evading 1,400 shells from Japanese battleships and cruisers before being attacked by 26 carrier dive bombers, taking only one fatal hit.

An icon of a desk calendar. An icon of a circle with a diagonal line across. An icon of a block arrow pointing to the right. An icon of a paper envelope. An icon of the Facebook "f" mark. An icon ...

Shell continues to invest much more into fossil fuels than it does into clean energy. Last year, it invested $5.6 billion into low-carbon energy, amounting to 23% of its total capital spending. By ...

Shell CEO Wael Sawan welcomed the ruling in a statement, saying: “We are pleased with the court’s decision, which we believe is the right one for the global energy transition, the Netherlands ...

Shell chief executive, Wael Sawan, responded: "We are pleased with the court's decision, which we believe is the right one for the global energy transition, the Netherlands and our company.