10 Best CES 2020 Devices You Can Buy Right Now: Earbuds, E-Bikes, Toys, and More

10 Best CES 2020 Devices You Can Buy Right Now: Earbuds, E-Bikes, Toys, and More

We've highlighted a few of our favorite things at CES that you can buy right now.The Best CES Gadgets You Can Buy Now. These are our favorite picks from the show that are finished enough to actually order!

Where Do Hippos Wander? An Aquatic Mystery, Solved

Where Do Hippos Wander? An Aquatic Mystery, Solved

Video: Keenan Stears/UCSBThe researchers divided the tranquilized hippos into three categories: large, dominant males that run things in the river; large sub-adult males that are coming up in the world but still answer to the dominant males; and small males even lower in the pecking order.

A Magic Wand? Nope, Just Good Ol’ Fashioned Physics

A Magic Wand? Nope, Just Good Ol’ Fashioned Physics

What happens if I hang a neutral object from the string and bring the positively charged PVC pipe? These moving electrons experience an attractive force from the positive charges on the PVC and thus move to the right side of the metal (as seen in the diagram).

Google-Funded Study Finds Cash Beats Typical Development Aid

Google-Funded Study Finds Cash Beats Typical Development Aid

It’s a contrarian idea that questions conventional thinking about international aid, it has low overhead, it’s easily scalable using mobile phones, and it’s measurable.Faye, the GiveDirectly cofounder, called the study “the first ever A/B test for USAID.” Zeitlin, the Georgetown professor and coauthor of the study, says this research aligns with Silicon Valley’s interest in disruptive ideas because it questions the effectiveness of traditional aid programs.A recent cash-transfer study showed early gains disappearing over time.