Imagine sitting on a city bus full of strangers. Look around at the people riding with you. If you needed help, how would you choose whom to trust? By scanning people's faces, your brain is already ...
One of the most effective ways to protect the environment is to make markets work for environmental goals rather than against them, using tools such as tradable permits and payments for ecosystem ...
Limbs evolved as a means of locomotion. From the primitive rotating flagella of bacteria to the wings of flies and even our own legs, animals use these appendages to travel to find food or mates, or ...
On October 11, NASA's Perseverance rover broke the record for the furthest distance traveled by a vehicle on another world. Initially set by NASA's Opportunity rover in 2014, Perseverance has now ...
When Alex Blum was growing up in the Black Forest region of Germany, he was consumed by what some might consider an unusual pastime: reading fantasy books and trying to reconstruct the implicit ...
Humans throughout history have invented a variety of ways to fight back against troublesome bacteria. But bacteria live in a dangerous world too. The human body and other bacteria-rich environments ...
The California Institute of Technology ("Caltech," "we," or "us") operates a range of websites, applications, research platforms, digital services, and in-person programs and activities across many ...
To be truly useful, drones—that is, autonomous flying vehicles—will need to learn to navigate real-world weather and wind conditions. Right now, drones are either flown under controlled conditions, ...
Bacteria are remarkably good swimmers—a trait that can be detrimental to human health. One of the most common bacterial infections in a healthcare setting comes from bacteria entering the body through ...
In 2015, the Laser Interferometer Gravitational-Wave Observatory, or LIGO, made history when it made the first direct detection of gravitational waves, or ripples in space and time, produced by a pair ...
Although increased cell proliferation is a hallmark of cancerous tissues, in some cases, it may actually be protective against tumor growth, according to a new study from Caltech researchers. Using ...
Ringed by mountains and capped by a temperature inversion that traps bad air, Los Angeles has had bouts of smog since the turn of the 20th century. An outbreak in 1903 rendered the skies so dark that ...
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