Electronics
Latest about Electronics

Best astrophotography cameras 2025: Don't miss Black Friday and the Geminids
By Kimberley Lane last updated
BUYING GUIDE Black Friday has already brought some stellar deals on astro cameras — these models are tried and tested by our experts to help you decide what to invest in.

Best air purifiers 2025: Banish air pollution from your home
By Anna Gora, Lou Mudge last updated
BUYING GUIDE These are the best air purifiers you can buy in every category, from Levoit Core 600S and BlueAir Blue Pure 411i Max to Dyson Purifier Cool PC1.

'Rainbow-on-a-chip' could help keep AI energy demands in check — and it was created by accident
By Owen Hughes published
A new photonics chip that generates multicolored laser beams could supercharge data center technology and ease the strain of AI's surging data demands.

Self-healing 'concrete batteries' now 10 times better — they could one day power cities, scientists say
By Owen Hughes published
Called ec³, the material is made by combining cement and water with a liquid electrolyte and carbon powder — both readily available.

Best laptops for photo editing 2025: Our top picks for working with images and videos on the move
By Keumars Afifi-Sabet last updated
Buying Guide We've ranked the best photo editing laptops, from MacBooks to gaming notebooks

Best MacBooks for students 2025: Pick up a machine with immense performance in a portable frame
By Keumars Afifi-Sabet last updated
Buying Guide Looking to check out macOS? Here are the best MacBooks for students you can buy right now.

Best electric toothbrushes 2025: For healthy teeth and a bright smile
By Joanne Lewsley, Anna Gora last updated
Buying Guide These are the best electric toothbrushes you can buy in every category, from Oral-B Genius X and Bitvae R2 to Waterpik Complete Care 9.0.

Best electric toothbrushes for kids 2025
By Joanne Lewsley last updated
Buying Guide These are the best electric toothbrushes for kids, from Oral B Kids and Philips Sonicare for Kids to AutoBrush Sonic Pro.

Electronics breakthrough means our devices may one day no longer emit waste heat, scientists say
By Tristan Greene published
A new "optoexcitonic switch" already achieves state-of-the-art performance over current electronics and could serve as the basis for classical and quantum computing devices capable of operating at room temperature.
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