Asian Spectator

The Times Real Estate

.

How do fireworks work? A pyrotechnics chemist explains the science behind the brilliant colors and sounds

  • Written by Paul E. Smith, Lecture Demonstrator for Chemistry, Purdue University
How do fireworks work? A pyrotechnics chemist explains the science behind the brilliant colors and soundsColors, sparks, booms and whistles all require different pyrotechnic recipes.chensiyuan/WikimediaCommons, CC BY-SA

For many people around the world, the very first moments of the new year will be filled with the sounds and colorful light shows of fireworks. From loud bangs to long whistles, bright reds to pale blues, there are thousands of...

More Articles ...

  1. The best way to follow through on your New Year's resolution? Make an 'old year's resolution'
  2. Manchin killed Build Back Better over inflation concerns – an economist explains why the $2 trillion bill would be unlikely to drive up prices
  3. Don't care about the Build Back Better Act? Hearing people's personal stories might change that
  4. What's the point of holiday gifts?
  5. Genomic sequencing: Here's how researchers identify omicron and other COVID-19 variants
  6. Facebook became Meta – and the company's dangerous behavior came into sharp focus in 2021: 4 essential reads
  7. To get people the help they need from the government, postcards may be the answer
  8. Family rifts affect millions of Americans – research shows possible paths from estrangement toward reconciliation
  9. Are parents criminally responsible for the actions of their child? In the Oxford shooting case, prosecutors say yes
  10. What's the record for how long it's ever rained without stopping?

Magazine

7 prediksi tren teknologi 2025: Agen AI, era 6G, hingga VR

Head mounted devices are making "mixed reality" technology more accessible.Ivan Baranov / ShutterstockDalam skema besar, 45 tahun bukanlah waktu yang lama. Jika kembali pada tahun 1980, misalnya, saya...

AI mendongkrak efisiensi pekerja, tapi tidak akan menggeser manusia

Stock-Asso/ShutterstockDua CEO perusahaan teknologi terkemuka memicu perdebatan tentang dampak kecerdasan buatan (AI) dalam dunia kerja. CEO Klarna, Sebastian Siemiatkowski, mengumumkan perusahaan lay...

‘3D Gaussian Splatting’: Teknologi inovatif untuk membuat arsip digital 3 dimensi seluruh pura di Bali

Ilustrasi pengunjung pura mengambil video untuk pengarsipan pura secara partisipatif. Author Provided (no reuse).Letusan Gunung Batur pada 1926mengubur Pura Ulun Danu Batur, salah satu situs keagamaan...