Like engineers who design high-performance Formula One race cars, scientists want to create high-performance plasmas in ...
Engaging in creative activities is a beneficial way to reduce stress and foster self-expression. Students had the opportunity ...
Only certain materials, such as iron, feel a magnetic force. Permanent magnets can come in lots of different shapes and sizes. Bar magnets and horseshoe magnets are two of the most common shapes ...
A breakthrough simulation reveals how magnetars form and evolve, solving a key mystery about their magnetic origins.
The waveforms, or shapes, of some of the seismic signals ... This process drives churning in the outer core, which sustains Earth’s magnetic field. Changes in the inner core’s rotation can ...
Featuring Mickey and Minnie Mouse, Donald Duck, Goofy, and Pluto, this magnetic tile set promotes learning and hands-on play as kids explore shapes and build structures.
当前正在显示可能无法访问的结果。
隐藏无法访问的结果