
Were yellow tennis balls introduced to make them easier to see on television?
Yes. Yellow balls entered the rules in 1972 after research found them easier to see on television. Wimbledon continued using white balls until 1986.
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Yes. Yellow balls entered the rules in 1972 after research found them easier to see on television. Wimbledon continued using white balls until 1986.

Yes. Bluetooth takes its name from King Harald Bluetooth of Denmark. It began as a temporary project name inspired by the idea of bringing different groups together.

Yes. A large cumulus cloud can contain over a million pounds of water droplets. That mass is spread through an enormous volume, not gathered into a solid object.

No. Incognito limits what Chrome saves on your device. Websites and organizations managing your network may still observe your activity.

No. Lightning can strike the same location repeatedly. Tall structures can receive multiple strikes because their height helps electrical channels connect.

Yes. Botanical categories depend on how fruits develop from flowers. Bananas qualify as berries; strawberries have a different structure.

Yes. A bank can create a new deposit when it lends. This creates money alongside debt, not free wealth, and lending remains subject to financial and regulatory limits.

No. Embassy premises remain in the host country's territory. Diplomatic protections restrict what host authorities can do there without transferring sovereignty.