Animals
Analyze This: How many insects are in the air?
Weather data have helped estimate the density of flying insects in U.S. skies. That could help track climate change’s impact on insects.
HS-PS4-5
Communicate technical information about how some technological devices use the principles of wave behavior and wave interactions with matter to transmit and capture information and energy.
More Stories in HS-PS4-5
- Life
Award-winning micro-photos depict stunning details of nature
From fluorescent ferns to sprawling neurons, the 2025 Nikon Small World contest showcased the artistry of life as seen through a microscope.
- Physics
Scientists shrink 3-D printing so it can work inside cells
The new tech created barcodes, micro-lasers and a tiny elephant — all in living cells.
- Physics
This microphone picks up sounds by watching them
This microphone can “hear” by viewing the tiny vibrations made in everyday objects as sound waves strike them.
- Space
Scientists caught a black hole ringing like a bell
Two black holes merged, creating a new, bigger one. This event triggered the clearest ripples in spacetime ever observed.
- Animals
Birds of paradise have a newly discovered glow
Many male birds of paradise have bellies, bills and other parts that glow under certain types of light. This special gleam may help them woo mates.
- Computing
A new frontier awaits — computing with light
Today’s computers process using electrical signals. But light shows promise as a new means of computing, especially for AI.
- Space
Scientists Say: Astronomical interferometry
This technique links up many telescopes to see the universe in finer detail than any single telescope could alone.
- Physics
Experiment: Measure the speed of light with a laser
Grab a laser pointer and some Jell-O, because today we’re measuring the speed of light.
- Space
Here’s how to build an internet on Mars
Future Red Planet residents will need to get online to talk to each other and Earth. But that will require a lot of new tech.
