Thirty years covering
solar energy and solar science.
Solar Daily has been reporting since 1995. Browse the full archive below by year and month, or jump to a beat: Solar Daily, Solar Science.
Recent
All articles →
How does a spacecraft launched in 1977, now more than 24 billion kilometres away, still transmit data back to Earth on roughly the power of a hallway light bulb?
Lithium-ion battery electrodes can now be regenerated to about 95 percent of original capacity in an electrochemical bath that skips shredding, smelting, and acid leaching entirely, treating a dead cell more like a rechargeable one than a bag of scrap metal
In 1665, Robert Hooke pressed a sliver of cork under his hand-ground microscope, saw tiny empty chambers that reminded him of monks' rooms, and named them cells in a folio so lavish that Samuel Pepys stayed up until two in the morning reading it
Sunlight striking a rooftop panel takes about 8 minutes and 20 seconds to arrive from the Sun, but the photons themselves spent roughly 100,000 years bouncing through the Sun's dense interior before reaching its surface
