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Recent events notwithstanding, significant problems lie ahead from increasing concentrations of some constituents of the lower atmosphere. Solutions depend not only on regulation but also on changes in the way environmental science is supported.
NASA needs to develop a new generation of space observatories embracing the theme of 'cosmic origins' if it is to maintain its lead in the exploration of space.
How memories are formed is an enduring puzzle. Two studies further implicate a process by which synapses in the brain are made weaker, as well as stronger, and provide pointers as to how the two phenomena are regulated.
