Tech News

What Actually Happens If You Shoot a Ball at a Newton’s Cradle?

What Actually Happens If You Shoot a Ball at a Newton’s Cradle?

[ad_1] So, here’s the obvious next question: Is kinetic energy also conserved, just like momentum is conserved? The answer is: sometimes. For some collisions that we call “elastic collisions,” both kinetic energy and momentum are conserved. In general, elastic collisions happen between very bouncy objects—like two rubber balls, or pool balls colliding. If we have …

What Actually Happens If You Shoot a Ball at a Newton’s Cradle? Read More »

The Race to Archive Social Posts That May Prove Russian War Crimes

The Race to Archive Social Posts That May Prove Russian War Crimes

[ad_1] In early April, as Ukraine started to regain control of Bucha and other small towns northwest of Kyiv, appalling imagery began to spread on Telegram and other social networks. Photos and videos showed bodies in the streets and anguished survivors describing loved ones, civilians, killed by Russian soldiers. In Chernivtsi, in western Ukraine, attorney …

The Race to Archive Social Posts That May Prove Russian War Crimes Read More »