Sure, the paper clip arm will bend more when more mass is added to the cup—but we need to know the relationship between deflection and mass. For this, I need some known mass units.

Right: Stock image of water cups. A TikTok Challenge has been dubbed the "new Jenga" online. ... The video even spread across platforms, with one tweet of the clip gaining 20,000 likes.

Stanley water bottles are known for their durability. One woman says hers may have saved her from a catastrophic injury during a car crash. In a video with over 6.5 million views, Hayden Osmera ...

Challenge involves holding a full water cup on the ceiling using only a broom ... The 22-second clip has gone viral racking up more than 1.4million views and 104,000 likes on Twitter.